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SQL query return data from multiple tables

... community wiki 11 revs, 3 users 96%John Woo ...
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What characters can be used for up/down triangle (arrow without stem) for display in HTML?

.../▶ are less well-supported in fonts/fallback than ▲/▼... typically IE6 users will see squares. The left/right ‘pointer’ characters ◄/► are slightly more widely-supported though still not as common as up/down. – bobince May 25 '11 at 18:35 ...
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How does this giant regex work?

...5\x36\x34\x5F\x64\x65\x63\x6F\x64\x65\x28 is acutally: eval(gzinflate(base64_decode( This is the code will print out the source code for this backdoor. However i would not execute the resulting PHP code, unless it is on a disposable virtual machine. <?php print gzinflate(base64_decode("7b...