Linux, PHP, LAMP, The Web in a blog- Android – how to develop directly on a phone
- Android drawable default icons – they are free to use
- Android how to read and write files
- Uncompress on the fly when copying a file from a remove location with scp
- Setting up an encrypted volume on an external hard drive on CentOS
- Linux bash – tar tricks
- Implement Selenium tests
- Using a downloaded package without IDE in Java
- CSS selectors optimisation
- Ubuntu Linux on Acer Aspire AO751h
Category Archives: Linux Command Line
Linux – Cut Lines
Very useful when you pipe it, for example, for easily reading a file containing very long quries cat queries.sql | cut -b -10
MySQL – Importing Many SQL Dump Files in a Database
ls *.sql | awk ‘{printf(“mysql -u [username] -p[password] [databasename] < %s\n”, $1) | “/bin/sh” }’
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Add An Entry In Fstab to Mount a Common Data Partition
Add this row into your /etc/fstab: /dev/hda6 /mnt/data auto rw,uid=1000,utf8 0 0
Linux – How To Split a Big File Into Several Small Files
split –bytes=1m /path/to/large/file /path/to/output/file/prefix You can change the output file size by changing the –bytes=1m to your preference. You can use b, k, or m. b represent bytes, k represent kilobytes, m represent megabytes. To restore the original file: cat … Continue reading
Rsync – Deploy And Increment Backup
It’s good for deploy as well. It can be used locally (like this: rsync -aHvzO –progress staging/ www/). Very useful to move big amount of data over the Internet because of its incremental feature. By default it uses SSH for … Continue reading
Linux Command Line – Bash Scripting – Some tricks
wc – print newline, word, and byte counts for each file (program for count statistics from a file) dt = $(date) ls -l > files.txt 2>error.txt Redirects standard error to a file ls -l > files.txt 2>&1 Redirects standard error … Continue reading
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Linux Bash – Find Out Info About Your CPU
less /proc/cpuinfo uname -a x86_64 GNU/Linux indicates I have 64bit kernel running. If you use see i386/i486/i586/i686 it is a 32 bit kernel. grep flags /proc/cpuinfo * lm means Long mode – 64 bit CPU * Real mode 16 bit … Continue reading
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Linux Bash – Change The Prompt
To print your current prompt: echo $PS1 To set a new prompt: PS1=”[\u@\h \w]\$” That’s very useful as it display the absolute working directory path If you want to keep this change append the previous line to this file (using … Continue reading
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Linux Bash – Colour the Name of Directory and Files
alias ls=’ls –color’ If you want to make this changes permanent, append the line to the file: /home/username/.bashrc
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Linux – Download Automatically an Entire Website
wget -k –wait=20 –limit-rate=20K –no-parent -r -p -U Mozilla http://www.symfony-project.org/api/1_1/ -k -> make the links work in the local version (very very very cool) –wait=20 –limit-rate=20K -> make our requests not too fast and band consuming…that to be fair and … Continue reading
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