Unix Commands/Scripts

Unix Commands/Scripts - 129 Commands/Scripts found

Sample 1. Maven Clean install without executing tests

mvn clean install -DskipTests

_{Like Feedback maven maven clean install maven install maven install without test maven build}

Sample 2. Finding any of the multiple texts strings in file

egrep 'Error|Exception|Debug' logfile.txt

_{Like Feedback egrep grep log grep}

Sample 3. Tail log to see only lines containing an error / exception in last 5000 lines

tail -5000 /opt/WebSphere6/AppServer/profiles/Viva/logs/VivaWebClusterMemberPsc9800/SystemOut.log | grep -i "FileNotFoundException"

_{Like Feedback tail tail logs check logs for errors grep grep -i grep ignore case}

Sample 4. Check Docker Images

docker images

_{Like Feedback}

Sample 5. Do a maven clean install without tests and only display Error lines

mvn clean install -DskipTests | grep "ERROR"

_{Like Feedback maven maven install maven build maven clean install}

Sample 6. Count a particular word ( error ) in a file

grep -c "Error" logfile.txt

_{Like Feedback grep grep log grep -c}

Sample 7. Get lines containing any of the multiple errors / exceptions in running logs

tail -f /opt/WebSphere/AppServer/profiles/application/logs/SystemOut.log | egrep "(WSWS3713E|WSWS3734W|WSVR0605W|javax.net.ssl.SSLHandshakeException|ThreadMonitor)"

_{Like Feedback grep grep logs tail tail -f egrep}

Sample 8. How to connect to Redis

redis-cli -c -h <REDIS_END_POINT>  -p <PORT_NUMBER>

_{Like Feedback}

Sample 9. count number of error / exception occurences in a file.

sed -n '/ERROR/,/EST/p' /opt/WebSphere/AppServer/profiles/application/logs/SystemOut.log | grep "LogicBlockSetupException" | wc -l

_{Like Feedback sed grep word count wc wc -l}

Sample 10. Command to package maven project

mvn --package

_{Like Feedback maven}

Sample 11. Get few lines before and after a particular dependency within mvn depedency tree ( 3 lines before and 1 line after )

mvn dependency:tree | grep -B 3 -A 1 log4j-slf4j

_{Like Feedback}

Sample 12. Get Current Date

date

_{Like Feedback get current date check date in unix}

Sample 13. Git - your branch is ahead by 1 commit error. Move Head to previous commit ( Will reset the last change )

git reset --hard HEAD~

_{Like Feedback git}

Sample 14. Finding relevant word and excluding irrelevant word

grep xception logfile.txt | grep -v ERROR

_{Like Feedback grep grep log grep -v}

Sample 15. Finding text within .gz (zipped) file without unzipping them

zgrep -i Error *.gz

_{Like Feedback grep zgrep zgrep -i grep within zipped file}

Sample 16. find occurences of a particular error in last n days

find /opt/WebSphere/AppServer/profiles/application/logs/ -iname "SystemOut*" -mtime -7 -exec zgrep "FileNotFoundException" {} ; >> logAnalysis.txt

_{Like Feedback find zgrep -iname 0mtime >>}

Sample 17. Shell Script for Log4j Log Analysis and exception reporting

#!/bin/ksh



EMAIL_SUBJECT="Exceptions-Log"

EMAIL_TO="xyz@yahoo.com"

`grep "xception" Out.log >> /home/xyz/test1`

`cat /home/xyz/test1 | sed -n 's/.* ([^ ]*xception[^ ]*) .*/1/p' | awk '!x[$0]++' >> /home/xyz/test2`



`rm test3`



while read line

do

lineNum=`sed -n "/$line/,/EST/{=;q;}" Out.log`

let bl=$lineNum-5

let el=$lineNum+15

echo "************************************************* 

 $line 

 ************************************************** 



" >> test3

`sed -n "$bl,$el p" Out.log >> test3`

echo "





" >> test3

done < "/home/xyz/test2"



`cat test3 | /bin/mail -s $EMAIL_SUBJECT $EMAIL_TO`

_{Like Feedback script exception reporting script log4j analysis script awk}

Sample 18. Log Monitoring Shell Script - email upon errors

#!/bin/ksh

# Set the config variables



# *************************************************Configuration********************************************************

logFileName="Out.log"

errorList="WSWS3713E|WSWS3734W|WSVR0605W|javax.net.ssl.SSLHandshakeException|ThreadMonitor"

EMAIL_SUBJECT="Application ERROR"

EMAIL_TO="viva@viva.com"

# **********************************************************************************************************************



logFilepath=""



# Set the Log File path



if [ `hostname` = cpc2600 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationcpc2600/logs/"

elif [ `hostname` = cpc2601 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationcpc2600/logs "

elif [ `hostname` = psc2800 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationpsc2800/logs "

elif [ `hostname` = psc2801 ]

then

logFilePath="/opt/WebSphere6/AppServer/profiles/applicationpsc2801/logs "

fi



if [ ! -s $logFilePath/$logFileName ]; then echo "ERROR- Log File Not Found , Please set the config properly"

exit

fi



# Get the first 30 characters of the first line linestart=$(awk 'NR>1{exit} ;1' $logFilePath/$logFileName | cut -c1-30)



lineend=""



# Never ending loop that will parse the Out.log file every 5 sec



while true ; do



# get the last line of file , till which we need to parse the log in this iteration lineend=$(awk 'END{print}'

$logFilePath/$logFileName | cut -c1-30)



# if log file not found , Do nothing and wait for the next iteration if [ ! -s $logFilePath/$logFileName ];

then echo "Log File Not Found .. Waiting for the next iteration ..."

fi



# error checking , in case we dont find the linestart , parse the whole file grep "$linestart"

$logFilePath/$logFileName if [ $? != 0 ] then

echo "cat $logFilePath/$logFileName | egrep $errorList | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO"

cat $logFilePath/$logFileName | egrep "$errorList" | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO



else



#parse the log file from linestart to lineend for errors



echo 'awk "/$linestart/,/$lineend/" $logFilePath/$logFileName | egrep "$errorList" | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO'



awk "/$linestart/,/$lineend/" $logFilePath/$logFileName | egrep "$errorList" | /usr/sbin/sendmail -s $EMAIL_SUBJECT $EMAIL_TO #set the last line as the first line for next iteration linestart=$lineend fi



#set the last line as the first line for next iteration linestart=$lineend



sleep 5



done

_{Like Feedback script shell script to report errors in logs}

Sample 19. Get all Errors in a log file for last n days in a seperate error file

find /LogFilesfolder/ -iname "SystemOut*" -mtime -7 -exec zgrep "| ERROR |" {} ; >> logReport.txt

_{Like Feedback find -iname -mtime zgrep find errors in log file}

Sample 20. Switch Java version in Ubuntu

sudo update-alternatives --config java

_{Like Feedback switch java version sudo update-alternatives}

Sample 21. Clone a repository / checkout project in Git

git clone <repository_url>

_{Like Feedback}

Sample 22. How to reload .bash_profile in ubuntu

source ~/.bash_profile

_{Like Feedback}

Sample 23. Install AWS CLI on Linux / ubuntu

sudo apt-get install awscli

_{Like Feedback}

Sample 24. Run df command ( check disk space usage ) using AWS CLI on AWS EC2 instance

Usage -



aws ssm send-command --document-name "AWS-RunPowerShellScript" --parameters commands=["df -a"] --targets "Key=instanceids,Values=<instanceId>"



Example -



aws ssm send-command --document-name "AWS-RunPowerShellScript" --parameters commands=["df -a"] --targets "Key=instanceids,Values= i-0981d8456ffd18wcb"

_{Like Feedback aws cli aws ssm aws ssm send-command check disk space usage on AWS instanc}

Sample 25. Get a list of files within AWS S3 bucket

aws s3 ls s3://<bucketName>



Example -



aws s3 ls s3://myBucket/bucket

_{Like Feedback aws s3 aws storage amazon cloud storage amazon s3 list files within aws s3 aws storage amazon cloud storage amazon s3}

Sample 26. Get Summary / List of files recursively from an S3 bucket

aws s3 ls s3://mybucket --recursive --human-readable --summarize

_{Like Feedback amazon aws s3 aws storage amazon cloud storage amazon s3}

Sample 27. Download S3 public file

wget <S3 URL>

_{Like Feedback Download s3 file s3 file amazon s3}

Sample 28. Get Elastic Beanstalk / EC2 instance information using instance name

aws ec2 describe-instances --output text --filters "Name=tag:Name,Values=<ELASTIC_BEANSTALK_INSTANCE_NAME>"

_{Like Feedback AWS Amazon AWS AWS CLI describe-instances Amazon EC2}

Sample 29. Get List of AWS Configuration

aws configure list

_{Like Feedback}

Sample 30. Get RDS EndPoints

aws rds describe-db-instances --query 'DBInstances[?DBInstanceIdentifier==`<RDS_IDENTIFIER>`].{endpoint:Endpoint.Address}' --output text

_{Like Feedback}

Sample 31. Start an EC2 instance using AWS CLI

aws ec2 start-instances --instance-id=<EC2_INSTANCE_ID>

_{Like Feedback}

Sample 32. Build angular project

 ng build

_{Like Feedback}

Sample 33. Commands and Steps for resolving Merge conflict in Git

git fetch ( it will only bring the remote code to local but won't attempt to merge )

git status ( will show the merge conflicts )

Fix the Merge conflicts

git add .

git commit 

git push

_{Like Feedback}

Sample 34. Display the file names that matches the given pattern

grep -l ERROR *.log

_{Like Feedback grep}

Sample 35. Get Error Snippets in running logs

tail -f /opt/WebSphere/AppServer/profiles/application/logs/SystemOut.log | sed -n '/ERROR/,/EST/p'

_{Like Feedback grep grep logs tail tail -f sed sed -n}

Sample 36. Report the file size of all files bigger than 2 mb and older than 30 days

find . -type f -size +4096 -atime +30 -exec du -sk '{}' ;

_{Like Feedback find du -exec find files}

Sample 37. Shell Scripts for Automating System Monitoring Task

#!/bin/ksh



errorSnippet=''



# ********************************************************Configuration***************************************************************

homeBench='90'

VivaBench='90'

rootBench='90'

appHomeBench='90'

idleBench='95'

logsOldBench='15'

memUsageBench='2500'

avgLoadBench='5'

EMAIL_SUBJECT="Server Health Check Report for $(hostname)"

EMAIL_TO="test@test.com"

# ************************************************************************************************************************************



dfHome=`df | sed -n '/ /home$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfViva=`df | sed -n '/ /apphome/Viva$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfRoot=`df | sed -n '/ /$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfApphome=`df | sed -n '/ /apphome$/s/.* ([0-9][0-9]*)%.*/1/p'`

dfLogsOld=`df | sed -n '/ /localvg-logsOld$/s/.* ([0-9][0-9]*)%.*/1/p'`

memUsage=`sar -q 1 | tail -1 | awk '{ print "" $3}' | sed 's/%//g'`

avgLoad=`uptime | awk -F "$FTEXT" '{ print $2 }' | cut -d, -f3`

iostatIdle=`iostat | awk '{print $5}' | awk 'NR==4' | cut -d '.' -f1`



if [[ $dfHome -gt $homeBench ]] then

errorSnippet="Disk Usage for /home exceedeed the benchmark, Its $dfHome now";

fi

if [[ $dfViva -gt $VivaBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /apphome/Viva exceedeed the benchmark, Its $dfViva now";

fi

if [[ $dfRoot -gt $rootBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /(root) exceedeed the benchmark, Its $dfRoot now";

fi

if [[ $dfRoot -gt $rootBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /(root) exceedeed the benchmark, Its $dfRoot now";

fi

if [[ $dfApphome -gt $appHomeBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for /apphome exceedeed the benchmark, Its $dfApphome now";

fi

if [[ $dfLogsOld -gt $logsOldBench ]] then

errorSnippet="$errorSnippet 

 Disk Usage for logs old exceedeed the benchmark, Its $dfLogsOld now";

fi

if [[ $iostatIdle -gt $idleBench ]] then

errorSnippet="$errorSnippet 

 Iostat idle exceedeed the benchmark, Its $iostatIdle now";

fi

if [[ $memUsage -gt $memUsageBench ]] then

errorSnippet="$errorSnippet 

 Memory Usage exceedeed the benchmark, Its $memUsage now";

fi

if [[ $avgLoad -gt $avgLoadBench ]] then

errorSnippet="$errorSnippet 

 15 minute Average Load exceedeed the benchmark, Its $avgLoad now";

fi



print $errorSnippet

if [ "$errorSnippet" != "" ]; then

`echo errorSnippet | /bin/mail -s $EMAIL_SUBJECT $EMAIL_TO`

fi

_{Like Feedback script to automate monitoring task df sed sar tail awk iostat shell script if block print /bin/mail}

Sample 38. Print last field using awk

awk { print $NF }

_{Like Feedback awk}

Sample 39. Count words in a File

grep "Text" file.txt | wc -l

_{Like Feedback count words in a file grep wc word count}

Sample 40. Count number of lines in a file

wc -l

_{Like Feedback}

Sample 41. Find text within files of a directory recursively

grep -R "<text>"

_{Like Feedback}

Sample 42. Start Zookeeper

Go to Kafka home directory and execute



bin/zookeeper-server-start.sh config/zookeeper.properties

_{Like Feedback}

Sample 43. Install ruby on ubuntu

sudo apt-get install ruby-full

_{Like Feedback}

Sample 44. Writes a single data record into an Amazon Kinesis stream

aws kinesis put-record --stream-name <STREAM_NAME> --partition-key <PARTITION_KEY> --data <DATA>

_{Like Feedback Amazon AWS AWS Amazon Kinesis Stream aws kinesis put-record aws kinesis put single record in amazon Kinesis}

Sample 45. Get all Tag information for EC2 instance using instance name

aws ec2 describe-instances --output text --filters "Name=tag:Name,Values=<ELASTIC_BEANSTALK_INSTANCE_NAME>" | grep "TAGS"

_{Like Feedback AWS Amazon AWS AWS CLI describe-instances Amazon EC2}

Sample 46. SSH into EC2 instance using pem ( key ) file

ssh -I <KEY_FILE_NAME> <USER_NAME>@<PUBLIC_IP>

_{Like Feedback}

Sample 47. Moving file from staging to head

git commit <file_name>

_{Like Feedback git}

Sample 48. Merge a branch to current branch

git merge <branch_to_be_merged>

_{Like Feedback}

Sample 49. Build Docker Image

docker build <FILE_OR_FOLDER>

_{Like Feedback}

Sample 50. Run a Docker image on a container

docker run -p <PORT1>:<PORT2> <CONTAINER_ID> <IMAGE_ID>

_{Like Feedback}

Sample 51. Shell Script to continuously monitor the state(up/down) of application and send email if its down

while true ; do

curl websiteaddress.com | grep -q "Down for Maintenance"

if [ $? -eq 0 ] ; then

echo "Website is Down" | mail -s "Website is down for maintenance" email@address.com

; fi

sleep 20

done

_{Like Feedback script to monitor logs curl sleep while loop if block}

Sample 52. Grant most liberal permissions on the file or directory for all ( self , group and others )

chmod 777 file_name

_{Like Feedback chmod change permission change permission on file grant most liberal permission grant most lenient permissions}

Sample 53. Check the Dependency Tree of a maven project

mvn dependency:tree

_{Like Feedback maven maven dependency maven dependency tree}

Sample 54. Get the Maven Dependency Tree of a project in a separate file

mvn dependency:tree >> file.txt

_{Like Feedback maven maven dependency maven dependency tree}

Sample 55. Get fields matching a particular string using awk

awk '/xception/ { print $1 }' source.txt >> destination.txt

_{Like Feedback awk}

Sample 56. How to display hidden files in unix

^{Ashish Singh
ashishde89@gmail.com}

ls -a

_{Like Feedback display hidden files listing all files ls}

Sample 57. Get Maven Dependency using command line get

mvn dependency:get -Dartifact=org.springframework:spring-context:5.0.0.BUILD-SNAPSHOT



i.e 



mvn dependency:get -Dartifact=<group Id>:<artifact Id>:<version>

_{Like Feedback Get Maven Dependency using command line get}

Sample 58. Run Jetty server through command line using maven

mvn jetty:run

_{Like Feedback run jetty}

Sample 59. To see which POM contains missing transitive dependency

run mvn -X

_{Like Feedback maven check missing transitive dependency}

Sample 60. Check JAVA_HOME value

echo $JAVA_HOME

_{Like Feedback JAVA_HOME}

Sample 61. Set JAVA_HOME

export JAVA_HOME=

_{Like Feedback JAVA_HOME}

Sample 62. To know the version of Maven

mvn --version

_{Like Feedback maven maven version}

Sample 63. Default Location of Maven Repository

~/m2./repository

_{Like Feedback maven}

Sample 64. Command to create new project based on archtype

mvn archetype:generate

_{Like Feedback maven}

Sample 65. Build Maven project offline

mvn o package

_{Like Feedback maven}

Sample 66. Recursively create directories

mkdir -p /home/newParentDir/newDir

_{Like Feedback}

Sample 67. How to check if Ubuntu i386 or amd64

Run 'lscpu' and check Architecture:

_{Like Feedback ubuntu i386 or amd64}

Sample 68. Network information on ubuntu

ifconfig -a

_{Like Feedback}

Sample 69. Create a new Kafka topic

kafka-topics --zookeeper <host:port> --create --topic <topic_name> --partitions <number_of_partitions> --replication-factor <replication_factor>



Example -



kafka-topics --zookeeper <localhost:80> --create --topic newTopic --partitions 5 --replication-factor 1

_{Like Feedback}

Sample 70. Start the Kafka Server

Go to kafka home directory and execute



bin/kafka-server-start.sh config/server.properties

_{Like Feedback}

Sample 71. Location of .bash_profile in ubuntu

Its in your Home directory

_{Like Feedback}

Sample 72. Install AWS CLI ( Amazon Web Service Command Line Interface ) using brew

brew install awscli

_{Like Feedback}

Sample 73. Install MySQL using brew

brew install mysql

_{Like Feedback}

Sample 74. Install redis using brew

brew install redis

_{Like Feedback}

Sample 75. Execute class with main method using maven

Execute it from the folder with pom file



mvn exec:java -Dexec.mainClass="com.*.*"

_{Like Feedback}

Sample 76. Load Data from CSV into MySql Table

USAGE



LOAD DATA LOCAL INFILE '<CSV_FILE_NAME>' INTO TABLE <TABLE_NAME> FIELDS TERMINATED BY '<FIELD_SEPARATOR>';



EXAMPLE



LOAD DATA LOCAL INFILE 'xyz.csv' INTO TABLE EMPLOYEE FIELDS TERMINATED BY ',';

_{Like Feedback load csv into mysql table csv to mysql}

Sample 77. Get current Date in a specified format ( year, month,date,hour and minute) within shell script.

currentDate=$(date "+%Y-%m-%dT%H:%M")

_{Like Feedback current date current date in specific format}

Sample 78. Get information about a particular replication group

aws describe-replication-groups --replication-group-id <REPLICATION_GROUP_ID> --output text

_{Like Feedback AWS Amazon AWS AWS CLI describe-replication-groups}

Sample 79. Get Private IP address of a EC2 / Beanstalk instance using AWS CLI

aws ec2 describe-instances --output text --filters "Name=tag:Name,Values=<ELASTIC_BEANSTALK_INSTANCE_NAME>" | grep "PRIVATEIPADDRESSES"

_{Like Feedback AWS Amazon AWS AWS CLI describe-instances Amazon EC2}

Sample 80. Add an EC2 pem key to SSH

ssh-add <PEM_FILE_PATH>

_{Like Feedback amazon was pem key ssh pem key ssh-add}

Sample 81. Push your project to Git

cd <PROJECT_ROOT_DIRECTORY>

git init

git add --all

git commit -m "<COMMIT_COMMENT>"

git remote add origin <GIT_REPO_CLONE_URL>

git push -u origin <BRANCH>



example



cd /home

git init

git add --all

git commit -m "First Commit"

git remote add origin https://xys/abc.git

git push -u origin master

_{Like Feedback Git}

Sample 82. Remove all folders and subfolders recursively and forcibly

rm -rf *

_{Like Feedback}

Sample 83. How to find lines in a file "File" containing "some text" ?

grep "some Text" File

_{Like Feedback}

Sample 84. Command to list of jdk modules

java --list-modules

_{Like Feedback java 9 java 9 module}

Sample 85. Switch to Java version 8 on Mac

export JAVA_HOME=`/usr/libexec/java_home -v 1.8`

_{Like Feedback}

Sample 86. How to get first few records in Redis

scan <NUMBER>

_{Like Feedback}

Sample 87. Get All attributes for a key

hgetall <KEY>

_{Like Feedback Redis}

Sample 88. Retrieve information about the IAM User

aws iam get-user

_{Like Feedback}

Sample 89. Check if AWS is installed

which aws

_{Like Feedback}

Sample 90. Check if AWS has been configured properly

aws configure list | egrep "access_key|secret_key|region" | wc -l



Count of 3 means configured correctly

_{Like Feedback}

Sample 91. Get Elastic Cache Information

aws elasticache describe-replication-groups --query 'ReplicationGroups[?ReplicationGroupId==`<ELASTIC_CACHE_IDENTIFIER>`].NodeGroups[0].{ip:PrimaryEndpoint.Address}' --output text

_{Like Feedback}

Sample 92. Stop an EC2 instance through AWS CLI

aws ec2 stop-instances --instance-id=<EC2_INSTANCE_ID>

_{Like Feedback}

Sample 93. Instructing maven to set up files ( class path, project ) within eclipse

mvn eclipse:eclipse

_{Like Feedback maven eclipse}

Sample 94. Instructing maven to set up files ( class path, project ) within idea IntelliJ

mvn idea:idea

_{Like Feedback maven IntelliJ}

Sample 95. Execute main method with argument using maven

mvn exec:java -Dexec.mainClass="com.*.*" -Dexec.args="args1 args 2"

_{Like Feedback maven execute main method with args}

Sample 96. Set a Redis field value using key and field name

or Add a new Field to a Redis Key

HSET <Key> <field> <value>

_{Like Feedback Redis AWS}

Sample 97. Connect to Redis using Redis CLI

redis-cli -c -h <Redis End Point> -p <Port>

_{Like Feedback Redis aws}

Sample 98. Force Edit in Vi or Vim

:w!

_{Like Feedback vi editor vim editor}

Sample 99. Running process in background

<Command> &

_{Like Feedback}

Sample 100. Run a program / command with security privileges of root / others

su



or



su <username>



or



sudo su <username>

_{Like Feedback}

Sample 101. Running angular development server

ng serve

_{Like Feedback}

Sample 102. Create mew angular component

ng generate component <component_name>

_{Like Feedback}

Sample 103. Create new angular project using angular CLI

ng new <project_name>

_{Like Feedback}

Sample 104. Create new angular project using angular CLI with routing enabled

ng new <project_name> --routing

_{Like Feedback}

Sample 105. Moving a file to staging

git add

_{Like Feedback git}

Sample 106. Moving file from Head on local to remote ?

git push <file_name>

_{Like Feedback git}

Sample 107. Does git commit , commits the file to remote ?

_{Like Feedback git}

Sample 108. Setting the remote project for the Git initialized local project

git remote add origin <git_repo_url>

_{Like Feedback git}

Sample 109. Merging remote changes to local

git pull

_{Like Feedback git}

Sample 110. Create a Git branch

Git branch <Branch_name>

_{Like Feedback git}

Sample 111. Switch to a new branch in git

git checkout <branch_name>

_{Like Feedback git}

Sample 112. Create and checkout the new branch in git

git checkout -b <branch_name>

_{Like Feedback git}

Sample 113. Rebase a branch with master

git rebase master

_{Like Feedback}

Sample 114. Add all files to the index for commit and push in git

git add .

_{Like Feedback}

Sample 115. Git commit

git commit -m "Commit Message"

_{Like Feedback}

Sample 116. Steps in Git push from local to remote

git add .

git commit -m "message"

git push

_{Like Feedback}

Sample 117. Installing angular Redux module

npm install redux @angular-redux/store

_{Like Feedback angular redux}

Sample 118. Put a folder recursively using sftp

sftp <user_name>@<machine_address> 



put - r <folder_path>

_{Like Feedback sftp}

Sample 119. Change commit message in Git

git commit --amend

_{Like Feedback git}

Sample 120. Git - Remove a Folder forced and recursively from the index

git rm -rf <folder_name>

_{Like Feedback}

Sample 121. Git - Add only java files to the index

git add *.java

_{Like Feedback}

Sample 122. Cannot connect to the Docker daemon. Is the docker daemon running on this host?

Try running with sudo



Try following commands



sudo service docker stop



sudo nohup docker daemon -H tcp://0.0.0.0:2375 -H unix:///var/run/docker.sock &

_{Like Feedback}

Sample 123. Load Docker image locally

sudo docker load -i <LOCAL_IMAGE_FILE>

_{Like Feedback}

Sample 124. shim error: docker-runc not installed on system

Run -



sudo ln -s /usr/libexec/docker/docker-runc-current /usr/bin/docker-runc

_{Like Feedback}

Sample 125. Could not find module "@angular-devkit/build-angular" from

npm install --save-dev @angular-devkit/build-angular

_{Like Feedback}

Sample 126. Install RxJs

npm install rxjs

_{Like Feedback}

Sample 127. Install rxjs-compat

npm install --save rxjs-compat

_{Like Feedback}

Sample 128. Checking EC2 metainformation

curl http://<EC2_IP>/latest/meta-data

_{Like Feedback Amazon Web Services (AWS) Aws ec2}

Sample 129. Git -Force checkout another branch

git checkout -f <Branch_Name>

_{Like Feedback git}

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