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- How do I... Control the format of HTML lists with CSS?
- Back when HTML was the only option for Web design, there were a limited number of things you could do with HTML lists. But with Cascading Style Sheets CSS, it's a whole new ball game. In addition to making it easier to alter the font, positioning, and color of list...
- Blog posts 2007-10-15
- How do I... Perform translations with Perl and Babel Fish?
- How do I...Real-time online translation services such as AltaVista Babel Fish and Google Translate make it easier for users to translate Web pages into their native languages. These services stimulate information flow and help people of different cultures engage with each other by improving the accessibility of blogs, newsgroups, and...
- Blog posts 2007-10-04
- How do I... Stress test MySQL with mysqlslap?
- One of the interesting new tools in MySQL 5.1.4 is mysqlslap, a load emulator that lets you see how well a particular query set or table engine performs under high-load conditions. A query that consumes too many database resources may be the result of designing tables incorrectly,...
- Blog posts 2007-09-17
- How do I... Generate strong passwords with PHP, PEAR, and PECL?
- When you're in charge of a Web application's account registration and maintenance section, there are two things you can do to reduce the danger of user passwords being easily guessed via brute force attacks.One option is to automatically generate secure passwords for users by using random characters that brute force...
- Blog posts 2007-08-17
- How do I... Perform date/time arithmetic with Java's Calendar class?
- Java's Calendar class offers a set of methods for converting and manipulating temporal information. In addition to retrieving the current date and time, the Calendar class also provides an API for date arithmetic. The API takes care of the numerous minor adjustments that have to be made when adding and...
- Blog posts 2007-08-15
- How do I... Convert Perl's POD to HTML?
- One of the nicer things about Perl is its Plain Old Documentation POD format for code documentation. This format provides a framework for code explanation and formatting, using friendly and intuitive directives to make code documentation a relatively painless process.CPAN's wide array of POD manipulation tools allow you to parse...
- Blog posts 2007-08-10
- How do I... Use PHP with PostgreSQL?
- It's no secret that PHP and MySQL go well together. Both PHP and MySQL are open-source projects, are widely used in the developer community, and play well together because of PHP's built-in MySQL support. While MySQL has been getting the lion's share of attention, PostgreSQL also deserves a nod. PostgreSQL...
- Blog posts 2007-08-03
- How do I... Customize Apache Server log files to track my Web site
- This blog entry is also available as a TechRepublic download.For a Web site owner or administrator trying to gauge the popularity and usability of his/her Web site, log file analysis is possibly the most powerful tool available. Server log files, which record details of incoming client requests, are rich sources...
- Blog posts 2007-06-25
- 10 JSP tag libraries no programmer should be without
- This blog entry is also available as a TechRepublic download.One of JSP's most overlooked features is its ability to work with reusable code blocks, aka "tag libraries," to add new functionality to a JSP application. These tag libraries, declared using XML-type markup, provide ready-to-use widgets that can easily be integrated...
- Blog posts 2007-06-25
- How do I... Recursively scan directories with PHP's DirectoryIterators?
- This blog entry is also available as a TechRepublic download, which contains all of the sample code in a manageable text file.One of PHP5's most interesting new features is the addition of Iterators, a collection of ready-made interfaces designed to help in navigating and processing hierarchical data structures. These Iterators...
- Blog posts 2007-06-15
- How do I... Control text properties with CSS?
- Text propertiesThis article is also available as a TechRepublic download, which includes the code listing in a separate text file for easy copy and paste.CSS lets you exert tremendous control over the visual aspects of your Web pages, adjusting page height and width, background colors and images, borders, and typeface....
- Blog posts 2007-05-30
- How do I... Create secure tunnels for client-server communication with OpenSSH?
- Takeaway:OpenSSH offers a suite of tools for secure client-server communication, including the ability to create secure "tunnels" for any kind of client-server communication, including checking/sending e-mail or Web browsing. This How do I... introduces you to OpenSSH's secure tunneling capabilities, by demonstrating how the program can be used to...
- Blog posts 2007-05-21
- Use the power of these PHP functions to sort your arrays
- This article is also available as a TechRepublic download.If you've worked with PHP over any length of time, you'll already be familiar with arrays -- data structures that allow you to store multiple values in a single variable and operate on them as a set. Often, developers find it useful...
- Blog posts 2007-05-17
- Create ZIP archives dynamically and on the fly with Perl
- This article is also available as a TechRepublic download, which contains the code listings in a copy-and-paste-friendly text format.Perl comes with a wide variety of both built-in functions and external modules to manipulate different file formats. In particular, it has the ability to dynamically create and read compressed ZIP archives...
- Blog posts 2007-05-08
- 10 MySQL variables that you should monitor
- This article is also available as a TechRepublic download.Regardless of whether youre running a single MySQL server or a cluster of multiple servers, one thing you are always interested in is squeezing the maximum performance out of your system. MySQLs developers were well aware of this, and so they provided...
- Blog posts 2007-05-02
- Get more data comparison options in MySQL with operators you may not know
- What would you add to the list?What other comparison operators and/or functions would you add to this list?
- Discussion threads 2007-02-09
- Build a better Web site by understanding floated elements in CSS
- you can alsouse fixed and float to generate site navigation positioning.Stu Nicholls has two excellent demonstrations, including navigation links of variable lengthsfloating fixed menu, transparent background so content scrolls UNDER it.http://www.cssplay.co.uk/layouts/fixed.htmlthe floating left menu, both fixed width and variable width:http://www.cssplay.co.uk/menus/centered.htmlElements that float?Are you a proponent of floating elements in your...
- Discussion threads 2007-01-03
- Five common errors in requirements analysis (and how to avoid them)
- When requirements are done rightTechRepublic members have often shared their bad experiences with requirements analysis and other development processes. Perhaps it is time to ask about your most successful process. Why did it work so well? What did
- Discussion threads 2007-01-02
- Dynamic XML document construction with the PHP DOM
- How do you generate XML-encoded data structures?Do you have a preferred method? Do you use PHP? Something else?
- Discussion threads 2006-12-06
- Explore 10 of the more useful Perl modules for YAML developers
- Using YAML?Have you used YAML in your application development? What is YAML good for and what is not good for?
- Discussion threads 2006-12-05
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