Web Developer

What’s wrong with Apple’s new iPhone 4? There have been numerous reports of issues with the latest Apple device, which hits stores today, from screen discoloration, to poor reception, to less-than-indestructible glass.Our
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When Ads by Google Go Wrong
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The problem I am going to describe is likely to be around since the very beginning of MySQL, however unless you carefully analyse and profile your queries, it might easily go unnoticed. I used it as one of the examples in our talk given at phpDay.it conference last week to demonstrate some pitfalls one may [...]

Upgrading from MySQL 5.0 to MySQL 5.1 or Percona Server 5.1 you may run into issues with mysql_upgrade – it will identify some tables to be upgraded and will attempt to run REPAIR TABLE for them. This will fail with “The storage engine for the table doesn’t support repair” error message. [...]

And so do my iPhone and your iPad. All it took was a bit o’ the old Richard Fink syntax and a quick drive through the Font Squirrel @Font-Face Kit Generator (featuring Base 64 encoding and SVG generation) to bring the joy and wonder of fast, optimized, semi-bulletproof web fonts to Safari, Firefox, Opera, Chrome, [...]

So I’ve wanted to use a condensed, bold Franklin typeface for my site’s headlines since, well, forever. So I bought Fontspring’s fine Franklin Gothic FS Demi Condensed and licensed it for @font-face use for a mere $2.99, an incomparable value.
It looks great in Safari, Chrome, and Firefox, but not so nice in the latest version [...]

There aren’t many articles covering incompatibilities, or CSS differences in Firefox alone — and for good reason.
Firefox has always done an excellent good job of supporting both CSS and JavaScript in a standards-compliant manner without too many awkward bugs.
There are, however, a few CSS properties and selectors that aren’t supported [...]

As I wrote about 2 years ago the feature of Innodb to store copy of master’s position in Slave’s Innodb tablespace got broken. There is a lot of discussions at the corresponding bug report while outcome of the fix remained uncertain for me (the bug is market duplicate while the bugs it [...]

There was a discussion on LinkedIn one month ago that caught my eye:
Database search by “within x number of miles” radius?
Anyone out there created a zipcode database and created a “search within x numer of miles” function ?
Thankful for any tips you can throw my way..
J
A few people commented that some solutions wouldn’t scale. [...]
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I had an interesting case recently. The customer dealing with large datawarehouse had the table which was had data merged into it with INSERT ON DUPLICATE KEY UPDATE statements. The performance was extremely slow. I turned out it is caused by hundreds of daily partitions created for this [...]