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Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
...=0) { ... }
if(someVar==0) { ... }
which is why you can evaluate any primitive type or expression as a boolean test (including, e.g. pointers). Note that you should do the former, not the latter.
Note that there is a difference if you assign obtuse values to a so-called BOOL variable and test for...
RESTful Alternatives to DELETE Request Body
... the HTTP 1.1 spec seems to allow message bodies on DELETE requests, it seems to indicate that servers should ignore it since there are no defined semantics for it.
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Get index of array element faster than O(n)
Given I have a HUGE array, and a value from it. I want to get index of the value in array. Is there any other way, rather then call Array#index to get it? The problem comes from the need of keeping really huge array and calling Array#index enormous amount of times.
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Detecting Browser Autofill
How do you tell if a browser has auto filled a text-box? Especially with username & password boxes that autofill around page load.
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COALESCE Function in TSQL
...parameters, the field being evaluated for NULL, and the result you want if it is evaluated as NULL. COALESCE will take any number of parameters, and return the first value encountered that isn't NULL.
There's a much more thorough description of the details here
http://www.mssqltips.com/sqlserver...
“[notice] child pid XXXX exit signal Segmentation fault (11)” in apache error.log [closed]
...b to one of the httpd child processes and reload or continue working and wait for a crash and then look at the backtrace. Do something like this:
$ ps -ef|grep httpd
0 681 1 0 10:38pm ?? 0:00.45 /Applications/MAMP/Library/bin/httpd -k start
501 690 681 0 10:38pm ?? 0...
Sublime Text 2 multiple line edit
I want to edit multiple lines and every "word" within that line. For example:
9 Answers
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Set active tab style with AngularJS
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A way to solve this without having to rely on URLs is to add a custom attribute to every partial during $routeProvider configuration, like this:
$routeProvider.
when('/dashboard', {
templateUrl: 'partials/dashboard.html',
co...
How does @synchronized lock/unlock in Objective-C?
...hronized not use "lock" and "unlock" to achieve mutual exclusion? How does it do lock/unlock then?
5 Answers
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Are there any downsides to enabling git rerere?
I've read various things about git's rerere feature, and I'm considering enabling it. But I haven't seen anyone mention any possible problems that could arise while using it. I have to assume there is a downside, or it would probably be enabled by default. So is there any downside to enabling rerere...