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How do I convert an NSString value to NSData?
...t Developer coming here,
to convert from NSString / String to NSData
var _nsdata = _nsstring.dataUsingEncoding(NSUTF8StringEncoding)
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Matrix Transpose in Python
...g'), ('b', 'e', 'h'), ('c', 'f', 'i')]?
– acollection_
Feb 28 '16 at 3:15
14
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What size should TabBar images be?
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hmmm that is happening... I will ask designer to make default images for tab bar they way apple support... thanks
– Fahim Parkar
Aug 5 '13 at 22:35
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In MVVM should the ViewModel or Model implement INotifyPropertyChanged?
...t lives in the System.ComponentModel namespace, I have used it in WinForms applications, also INotifyPropertyChanged has been in .Net since 2.0, WPF has only been around since 3.0
– benPearce
Mar 4 '11 at 6:03
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Remove non-utf8 characters from string
...eplacement is whatever was captured into group 1. This effectively removes all invalid bytes.
It is possible to repair the string, by encoding the invalid bytes as UTF-8 characters. But if the errors are random, this could leave some strange symbols.
$regex = <<<'END'
/
(
(?: [\x00-...
What does “:=” do?
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http://en.wikipedia.org/wiki/Equals_sign#In_computer_programming
In computer programming languages, the equals sign typically denotes either a boolean operator to test equality of values (e.g. as in Pascal or Eiffel), which is consistent with the symbol's ...
Ajax success event not working
... tries to parse it as such, it fails. You can catch the error with error: callback function.
You don't seem to need JSON in that function anyways, so you can also take out the dataType: 'json' row.
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What is “function*” in JavaScript?
...ion about generators I've come across so far. I could see using this in an app, vs previously just understanding it theoretically.
– wes
Aug 6 '15 at 16:17
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jquery: $(window).scrollTop() but no $(window).scrollBottom()
...'s answer below). What this gives is the # of vertical pixel from document _top_ to the visible window Bottom. It is useful for sure, though can't call it the opposite to ScrollBottom (I know this is a marked answer but for future readers like myself)
– DeepSpace101
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How to configure PostgreSQL to accept all incoming connections
I've got a PostgreSQL data base that I'd like to configure to accept all incoming connections regardless of the source IP address. How can this be configured in the pg_hba.conf file? I'm using postgreSQL version 8.4.
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