The GNU Debugger (GDB) is one of the most popular debugging tools available on Linux and Unix-like systems. Learn the advanced debugging techniques in this article to improve your development process.
MySQL lets you configure server resource limits on per user account basis. This feature helps you maximize system availability in situations where different users (possibly multiple business clients) share a single environment and none should be allowed to overload it. You can also use it to prevent a nonessential process from monopolizing limited MySQL resources.
A page on your WordPress site has been defaced, or you've discovered a new directory that you never created. You've been hacked! Don't panic – no matter how bad things may seem, if you take some steps to prepare before you have a problem, you can recover easily.
LibreOffice's Navigator is a Swiss Army knife of a tool, especially useful in Writer for outlining and structuring, navigating, and managing master documents. It provides features that help advanced users maintain long Writer documents or documents full of graphics, tables, and other elements.
The Payment Card Industry (PCI) data security standards are a set of best practices and requirements established to protect sensitive data such as payment card information. Following these standards is mandatory for merchants dealing with payment cards, but any responsible organization can benefit by using them to enhance information security.
The Vim text editor provides such a vast set of features that no matter how much you know, you can still learn new and better techniques. If you're a programmer, here are some tips and tricks to help you do things such as compile your code from within Vim, or save your changes when you've edited a file but later realized that you should have opened it using sudo.
Conditional text in LibreOffice Writer refers to text that changes according to circumstances you set. Conditional text can both simplify the use of paragraph styles and offer a solution to one of the biggest challenges in technical documentation: how to single-source, or maintain, multiple copies of a document within the same file.
An important aspect of administering a CentOS server is to understand its package management system and its various online repositories. Together they ensure you are always running a secure and updated server.
Early in its development, OpenOffice.org made a policy of encouraging extensions to augment the funtionality of the office suite. Today OpenOffice.org has morphed into LibreOffice and Apache OpenOffice, but users can still enhance the software's basic functionality with add-ons. LibreOffice and Apache OpenOffice maintain separate sites for extensions, but the two suites have diverged so little that the majority of extensions continue to work with both.
LibreOffice Writer is a powerful tool, but some of its code was originally written in the 1990s and fails to meet the design standards of today. You would not, for instance, want to use its graphic bullets, or the contents of its clipart gallery, unless you were deliberately trying for a retro look. The most unavoidable example of obsolescence is Writer's default table of contents (TOC), which is not only outdated but fails miserably in its purpose of helping readings locate content in a document. Luckily, with a little customization, you can do far better.