bash | IT Quicktasks

Check CSV BOM Using Bash

2022-03-21 · 1 min read · csv utf8 bom bash ·

BOM or Byte-Order-Mark is needed by a UTF-8 CSV in order to be opened in Excel (at least for Windows). How to check if said BOM exist using bash? See below: 1~$ head -c3 samplefile.csv | hexdump -C 200000000 ef bb bf |...| 300000003

Basic Bash Regex

2022-03-05 · 1 min read · regex bash ·

Share on:

Basic regex operator is =~ with basic syntax 1[[ "string" =~ pattern ]] NOTE pattern is not quoted, only the string. Very basic example when checking if a variable has either values 'running' or 'exited': 1status='running' ## change to 'exited' and '' to see it works 2if [[ …

Use SQLite in Bash

2022-02-15 · 1 min read · sqlite bash ·

Share on:

1#!/bin/bash 2sqlite3 test.db "create table n (id INTEGER PRIMARY KEY,f TEXT,l TEXT);" 3sqlite3 test.db "insert into n (f,l) values ('john','smith');" 4sqlite3 test.db "select * from n;" See stackoverflow post

Source Only Bash Script

2021-08-12 · 1 min read · bash tricks ·

Share on:

In some cases, you may need to import the existing environments in bash. Use the following at the top of your script. 1if [ "${BASH_SOURCE[0]}" -ef "$0" ] 2then 3echo "Hey, you should source this script, not execute it!" 4exit 1 5fi See details in …

BASH_FUNC_module error

2018-04-09 · 1 min read · drupal bash error php configuration ·

Share on:

This error is seen as follows: 1sh:module:line1:syntaxerror:unexpectedendoffile2sh:errorimportingfunctiondefinitionfor`BASH_FUNC_module'A lot of discussions has been done about it in https://github.com/drush-ops/drush/issues/2065#issuecomment-227820550 but the fix is made from /etc/php.ini: 1disable_functions = …