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Remote debugging with Android emulator

...sh -NL 5554:localhost:5554 -L 5555:localhost:5555 myuser@remote-server killall adb; adb devices I believe the emulator tries to notify a local adb server at startup; hence the need to restart adb in order for it to probe the local 5554+ ports. Note that the localhost in the ssh command refers to ...
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PDO's query vs execute

... query runs a standard SQL statement and requires you to properly escape all data to avoid SQL Injections and other issues. execute runs a prepared statement which allows you to bind parameters to avoid the need to escape or quote the parameters. execute will also perform better if you are repeat...
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Is It Possible to NSLog C Structs (Like CGRect or CGPoint)?

... With AppKit on OS X you would need to convert to an NSPoint and then call NSStringFromPoint. For example: NSStringFromPoint(NSPointFromCGPoint(point)) – Alex Aug 22 '12 at 17:56 ...
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How can I trim beginning and ending double quotes from a string?

... You can use String#replaceAll() with a pattern of ^\"|\"$ for this. E.g. string = string.replaceAll("^\"|\"$", ""); To learn more about regular expressions, have al ook at http://regular-expression.info. That said, this smells a bit like that you...
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Why does base64 encoding require padding if the input length is not divisible by 3?

... the protocol used padding, there would be no need to transmit a length at all. The data could be encoded as it came in from the camera, each chunk terminated with padding, and the receiver would be able to decode the stream correctly. Obviously that's a very contrived example, but perhaps it illus...
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How exactly does tail recursion work?

...nt one but without explicit recursion (that is, without explicit function calls). If you change the logic into something non-equivalent, you may indeed make the function loop forever in some or all cases. – Alexey Frunze Mar 20 '13 at 9:30 ...
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How to create a jQuery function (a new jQuery method or plugin)?

... @candide at which point $('my_div').myfunction(); will be call – Nikhil G Jun 25 '15 at 6:10 2 ...
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Moment JS - check if a date is today or in the future

... Therefore, you have to reverse your condition. If you want to check that all is fine, you can add an extra parameter to the function: moment().diff(SpecialTo, 'days') // -8 (days) share | improv...
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Where does R store packages?

The install.packages() function in R is the automatic unzipping utility that gets and install packages in R. 4 Answers ...
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How do I put an 'if clause' in an SQL string?

...) However, I might guess that you are looping at a higher level. To set all such values, try this: UPDATE purchaseOrder SET purchaseOrder_status = 'COMPLETED' WHERE not exists (SELECT 1 FROM itemsOrdered WHERE itemsOrdered.purchaseOrder_ID = pu...