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Pick a random element from an array

... this produces the same random sequence each time run – iTSangar Apr 10 '15 at 5:28 1 ...
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How to send a message to a particular client with socket.io

... I'd suggest to not use this solution. I ended up wasting a lot of time trying to overcome the limitations of this approach. See @az7ar's solution and this explanation for why it's better. – Daniel Que Aug 13 '14 at 1:07 ...
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How to send emails from my Android application?

... I've been using this since long time ago and it seems good, no non-email apps showing up. Just another way to send a send email intent: Intent intent = new Intent(Intent.ACTION_SENDTO); // it's not ACTION_SEND intent.putExtra(Intent.EXTRA_SUBJECT, "Subject...
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?

...’s class initializer will run faster, the values might be treated as JIT-time constants, and the JIT might well have special support for streamlining enum classes. Code which is really performance-sensitive uses the NDK, which was still new and unpolished when Android 1.5 was released. The NDK in ...
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How to change CSS using jQuery?

...example’. But you aren’t limited to just changing one property at a time. Sure, you could add a bunch of identical jQuery objects, each changing just one property at a time, but this is making several, unnecessary calls to the DOM and is a lot of repeated code. Instead, you can pass the .css()...
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Open new Terminal Tab from command line (Mac OS X)

...y* inherits the working folder from the *invoking Terminal tab* at the time of script *invocation*, even if you change the working folder *inside* the script before invoking \`$funcName\`. -g (back*g*round) causes Terminal not to activate, but within Terminal, the new tab/window w...
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What is the difference between Scala's case class and class?

...making case classes mutable causes their equals and hashCode methods to be time variant.[1] sepp2k already mentioned that case classes automatically generate equals and hashCode methods. Also no one mentioned that case classes automatically create a companion object with the same name as the class...
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Defeating a Poker Bot

...hat are triggered by suspicious activity. Some poker sites monitor playing times and patterns (i.e., worst case scenario is a player who plays 24x7 and 16 tables continuously, there is a tiny tiny chance this is a real human. (However some players do have the ability to play very large hand volumes ...
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Custom Compiler Warnings

...lete the functionality or b) refactor". It would be more of a development time attribute. Also tasks work, e.g. // TODO:, but I don't use those, as I'm guessing many people don't, but do review the compiler warnings regularly. – MikeJansen Sep 12 '12 at 13:20...
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SQL Server: Make all UPPER case to Proper Case/Title Case

...te post in this thread but, worth looking. This function works for me ever time. So thought of sharing it. CREATE FUNCTION [dbo].[fnConvert_TitleCase] (@InputString VARCHAR(4000) ) RETURNS VARCHAR(4000) AS BEGIN DECLARE @Index INT DECLARE @Char CHAR(1) DECLARE @OutputString VARCHAR(255) SET @Outpu...