Firefox has a long standing bug that leads to rampant memory usage. When you open a large XML file Firefox goes nuts and uses up all the memory in your system. This can cause severe disk thrashing as the OS starts using swap space. To prevent this it makes sense to limit Firefox’s memory usage.
Desktop Linux
Generating Secure Passwords in Linux
Here’s a bunch of different ways you can generate secure passwords in Linux using the command line:
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Encrypt a File on Linux Using OpenSSL
It is possible to encrypt a file for secure transmission or backup using a strong cryptographic algorithm on Linux. We do that using OpenSSL:
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Simple SSH Web Proxy
It is very easy to create a simple proxy via an SSH connection to a remote server. Here’s how you do it:
Adding MD5Sum to KDE GUI Right-Click Menu
KDE is a great desktop environment and its killer feature has always been the great level of customization that you can perform. In this post I look at adding support for MD5, SHA256 and other file checksum operations to the right-click context menu. This will allow you to do an MD5sum or SHA256sum of ISO images or other files right from within the GUI.