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Map.clear() vs new Map : Which one will be better? [duplicate]
...e map ref.
– Jason
May 22 '15 at 16:01
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Any implementation of Ordered Set in Java?
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Chandra SekharChandra Sekhar
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How to upgrade PowerShell version from 2.0 to 3.0
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The latest PowerShell version as of Sept 2015 is PowerShell 4.0. It's bundled with Windows Management Framework 4.0.
Here's the download page for PowerShelll 4.0 for all versions of Windows.
For Windows 7, there are 2 links on that page, 1 for x64 and 1 for x86.
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What's the difference between UTF-8 and UTF-8 without BOM?
... encountered in contexts where UTF-8 data is converted from other encoding forms that use a BOM or where the BOM is used as a UTF-8 signature. See the “Byte Order Mark” subsection in Section 16.8, Specials, for more information.
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What does an exclamation mark mean in the Swift language?
... wrapped with an if statement, and because Apple pay close attention to performance in runtime, they want to give you a way to make your app run with the best possible performance.
Update:
Getting back to this answer after 4 years, as I got the highest reputations from it in Stackoverflow :)
I mis...
How to change Status Bar text color in iOS
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UINavigationController is a special case, the above will not work. Just spent hours scratching my head over this. See here for solution: st...
Is XSLT worth it? [closed]
...rs could write their content (educational course material) in a simplified format which would then be transformed into HTML via XSLT. I played around (struggled) with it for a while and got it to a very basic level but then was too annoyed by the limitations I was encountering (which may well have b...
Checking to see if a DateTime variable has had a value assigned
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edited Feb 3 '19 at 23:01
answered Jul 28 '15 at 13:57
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Serializing PHP object to JSON
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edit: it's currently 2016-09-24, and PHP 5.4 has been released 2012-03-01, and support has ended 2015-09-01. Still, this answer seems to gain upvotes. If you're still using PHP < 5.4, your are creating a security risk and endagering your projec...
How many socket connections can a web server handle?
... a single Unix flavoured OS machine - https://blog.whatsapp.com/index.php/2012/01/1-million-is-so-2011/.
And finally, this one, http://highscalability.com/blog/2013/5/13/the-secret-to-10-million-concurrent-connections-the-kernel-i.html, goes into a lot of detail, exploring how even 10 million could ...