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SSD (Solid State Drives) are the future, kids. They are insanely fast, have no mechanical parts to wear out and run cooler than their platter based counterparts. The main problem with SSDs right now is that in order to get a decently sized drive, you have to sell off one or two of your kids just to ...

We've launched user accounts at EveryBlock, and we faced the interesting problem of needing to cache entire pages except for the "You're logged in as [username]" bit at the top of the page. For example, the Chicago homepage takes a nontrivial amount of time to generate and doesn't change often -- ...

The SEO purist may argue why anyone would ever want to use PDF content on a website for search purposes. The reality, however, is that many businesses have a lot of PDF assets. These may include sell sheets, brochures, white papers, technical briefs, etc. The purist simply says why not convert ...

DELETE IGNORE suppresses errors and downgrades them as warnings, if you are not aware how IGNORE behaves on tables with FOREIGN KEYs, you could be in for a surprise. Let's take a table with data as example, column c1 on table t2 references column c1 on table t1 - both columns have identical set of ...

Are you a developer? Need to prepare for a job interview? We have selected a big collections of interview questions and answers in many technical areas: Java, JSP, ASP, C++,C#,.NET,ORACLE, PL/SQL,Perl, struts, XML....more ...