Remove vim and emacs backup files. Endind with hash or tilde ~
How to remove files ending with tilde, or starting and ending with hash symbol. Those are usually vim or emacs backup files
Categories
How to install gsl ruby gem on Ubuntu
If you need to install gsl ruby gem on Ubuntu, here is how to. I had to install in order to run Jekyll with --lsi modifier
Static custom 404 page, Nginx and Apache
Simple steps to create and display a custom 404 Not Found page, when you are running a static website, powered by either Nginx or Apache
PostgreSQL server for Django applications under Ubuntu
In case you have a Django application needing a PostgreSQL server, you can use this to install it under Ubuntu server
Invalid command 'Header' .htaccess file
Solved. Invalid command 'Header', perhaps misspelled or defined by a module not included in the server configuration
Upgrade Ubuntu over ssh. Using terminal and screen
How to upgrade, Ubuntu to a new version using the terminal and ssh connection
How to undo 'git add' command, before commit
How to undo 'git add' before the commit command
GNU Emacs spell check
How to spell check on emacs for Linux or Mac. Works for ReStructuredText and LaTeX
Resize mp4 video, convert to ogg and upload to HTML 5 site
How to prepare a video to be uploaded to an HTML5 compliant site. You need to resize and convert to mp4 and ogg formats
Imagemagic convert resize and change quality in batch
Change quality and resize pictures in batch using imagemagick convert command in Linux or Mac
Rename files from uppercase to lowercase in bash
Bash: How to rename files from uppercase to lowercase with one command
Search for string recursively in all files and folders
How to look for a string recursively in all files using grep command line in bash for Linux or Mac OS X
KVM, QEMU start or stop virtual machine from command line (CLI)
How to start or stop a KVM or QEMU virtual machine from the host command line
Ubuntu. Two network interfaces only one for Internet the other for internal use
Ubuntu. Configure two network interfaces, one only for Internal resources and the other for Internet
Ubuntu Desktop Gnome Shell or Unity proxy settings
How to set up proxy settings in Ubuntu Desktop. Unity or Gnome shell
Linux. Create a file where the file name is the current date
How to create a file in Linux where the name or part of it is the current date and hour
Mac OS X, Ubuntu Linux, Network traffic monitor
How to measure or monitor the traffic on a eth or wireless LAN interface on a Unix-like OS. Linux or Mac OS X
Iptables. How to open a port to one ore more specific IP
How to open a port to one (or more) specific IP address using iptables rules
htaccess file no cache
How to forbid or avoid your pages to be cached using htaccess and Apache
ssh with no password, with ssh-keygen key
Log into ssh servers (Mac OS X or Linux) without passwords, using ssh key. How to generate them with ssh-keygen and install on the server
Ubuntu Linux: Create swap file
How to increase Ubuntu Linux server memory, create and add swap space with swap file
Package libapache2-mod-fastcgi is not available. Ubuntu
how to install fastcgi on Ubuntu server when. cant install fastcgi ubuntu server: Package libapache2-mod-fastcgi is not available
Migrate MySQL database
how to migrate a MySQL database to a new server, or between two servers, using scp and mysqldumb
Varnish: Do not cache 404 error pages
Stop Varnish cache server from caching 404 error pages. Or make it cache them for only a short period of time
Clone a bootable usb key
How to clone a bootable usb key, or copy to disk for storage. Useful to create copies of bootable usb memory
Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerName
How to solve: apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerName
From Jekyll to Pelican
Little tools to help you switch from Jekyll to Pelican. Change YAML Front Matter to Markdown headers
Git on Mac ignoring rename uppercase to lowercase
Git on Mac ignoring changes in filenames from uppercase to lowercase due to ignorcase option set to true
How to install GeoIP with CPAN on Ubuntu
How to install perl library using CPAN tool, on Ubuntu Linux
Git: Revert uncommitted changes
How to revert files and folders to its state at the last commit in git
Bulk resize images and change its quality with imagemagick on Linux and Mac OS X
Resize a lot of photos at the same time, using imagemagick, you can also change the image quality on the same command. Working with bash for loop and imagemagick tool this is an easy task
Rename files to lower case on Linux or Mac
Using one liner bash for loop to rename files to lower case names, works on Linux and Mac OS X
rsync selectively copy some file type using include exclude options
How to use rsync to copy only a specific type of file, making use of the include and exclude options
Ubuntu: Disable daemon on startup
How to disable a daemon such a Nginx, Apache, MySQL or any other from starting at boot time. We will disable them from startup scripts, read more to learn how
Apache htaccess: Add Cache-Control header per file type
A good way to speed up a static site when using Apache to serve it, is to permit your users' browsers and the cache servers in the middle to save a copy of the pages. And you can add Cache-Control header on Apache on a per file type basis
Let Wordpress users install plugins and themes without FTP credentials
If Wordpress ask for FTP user and password when you try to install new plugin or theme. You may need to follow this instructions to make Wordpress let users install plugins and themes without FTP credentials
mkdir: create multiple directories in one command
Using mkdir and curly brackets, you can create multiple directories using only one command, you can create complex nested folder structure with mkdir, here is how
What version of CentOS am I running
It is very important to know the version of Linux and the version of the distribution you are using. If CentOS is what you are using, this will tell you what version of CentOS you are running
How to install htop on CentOS
htop is not installable by default on CentOS. If you want to install it fast, the best way is downloading the rpm file. Here is how I install htop on CentOS servers
301 htaccess redirect
How to use .htaccess file for 301 redirect
rsync exclude files or folders
How to exclude and single file or folders or multiple files or folders when working with rsync
Enable mod rewrite module on Apache 2
How to enable mod rewrite module on Apache2
gzip encoding with curl
Check Nginx and Apache gzip encoding with curl headers
gzip files and keep original file
gzip --keep does not work: Here is how to gzip a file and keep the original untouched
Enable mod headers module on Apache 2
How to enable mod headers module on Apache2
How to flush or clear varnish cache
How to completely flush the cache of reverse proxy server Varnish Cache
Search and replace in lots of files with find and sed
Find and replace with bash. Using find and sed commands. Useful for Linux and Mac OS X
Install Middleman blog on Ubuntu
How to install Middleman static blog / site generator on Ubuntu Linux
Installing Jekyll on Ubuntu
How to install Jekyll (static blog generator) on Ubuntu
Installing Nvidia Drivers on Ubuntu Linux
How to install Nvidia drivers on Ubuntu
How to install Google Chrome on Ubuntu
Install Google Chrome on Ubuntu the easy way
How to use useradd to create and administer users under Linux
Shows you how to use useradd to create a new user under Ubuntu or other Linux distribution
Set auto or manually installed flag for packages in Ubuntu or Debian
How to set or unset "manually/auto installed" flag on Ubuntu or Debian Linux
Could not be synced because the sync session failed to start | iTunes
How to solve the "could not be synced because the sync session failed to start" problem with iPod, iPhone or iPad
Delete all files of a given type in a folder structure in Bash, recursively
How to delete all files of a given type in a folder structure, recursively. Useful in Linux, Mac OS X and Unix.
Delete all files in a folder structure in Bash
How to clear a complete folder structure, Deleting all files, but not folders
Install a Debian package (.deb file) from command line
How to install a .deb (Debian package) from the command line
Debian and Ubuntu development tools installation, make gcc and others
How to install development tools in Debian and Ubuntu
Ruby Juicer: Combine / Merge and minify CSS files
How to minify and combine (merge) css files using ruby juicer. Works on Linux and on Mac
vim tip: How to undo and redo changes
Small tip to undo and redo changes in the great text editor vim
md5sum on Mac OS X | check MD5 hashes
How to calculate MD5 hash of a file on Mac OS X. MD5 is important when you download files from the Internet, and you need to check if the the file is OK
Check the physical status of an ethernet port in Linux
Sometimes you need not only the logical status of an ethernet port, but also the physical status of it, here is how you test the physical estatus of an ethernet port in Linux, I have tried it on Ubuntu
perl pie: substitute or change text string in lots of files from the terminal
Small tutorial to teach you how to use perl pie, or actually perl -pi -e to substitute a string in lots of files at the same time. All from the command line of your Mac or Linux
Use wget to download links in a file | A file with a list of links
Download a list of links in a file from a file using the terminal and wget
Configure Slackware on a MacBook Pro
Good link that shows you how to get Slackware on a MacBook Pro configured
Angry Birds for Chome
Angry Birds now available for Chome, Online or Offline | Enjoy playing it
Cat Picture
A nice cat picture
Duck Picture
Just the picture of a nice duck