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How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
...e misread this to mean "search backwards through the whole string looking for the prefix". That would give the wrong result (e.g. string("tititito").rfind("titi") returns 2 so when compared against == 0 would return false) and it would be inefficient (looking through the whole string instead of just...
Difference between using Throwable and Exception in a try catch
...
By catching Throwable it includes things that subclass Error. You should generally not do that, except perhaps at the very highest "catch all" level of a thread where you want to log or otherwise handle absolutely everything that can go wrong. It would be more typical in a framework...
When should I release objects in -(void)viewDidUnload rather than in -dealloc?
What is the -(void)viewDidUnload is good for?
8 Answers
8
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Google Play app description formatting
...roid application that is available on Google Play. Now I want to add some more formatting to my app description (eg. indent, links, lists..). But I cannot find any website where possible formatting is listed. Google Help pages cannot help me either on this subject. There exists a lot of different fo...
How to add elements to an empty array in PHP?
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Both array_push and the method you described will work.
$cart = array();
$cart[] = 13;
$cart[] = 14;
// etc
//Above is correct. but below one is for further understanding
$cart = array();
for($i=0;$i<=5;$i++){
$cart[] = $i;
}
echo "<pre>";
print_r($cart);
ech...
What happens if a Android Service is started multiple times?
... the system will skip the onCreate() method and call onStartCommand() only or what ?
– bytebiscuit
Nov 5 '11 at 11:44
...
Resetting remote to a certain commit
...ch is called master both here and remotely, and that your remote is called origin you could do:
git reset --hard <commit-hash>
git push -f origin master
However, you should avoid doing this if anyone else is working with your remote repository and has pulled your changes. In that case, i...
When is the init() function run?
...rintln("It's all a lie.")
}
}
AnswerToLife() is guaranteed to run before init() is called, and init() is guaranteed to run before main() is called.
Keep in mind that init() is always called, regardless if there's main or not, so if you import a package that has an init function, it will be ex...
PHP namespaces and “use”
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The use operator is for giving aliases to names of classes, interfaces or other namespaces. Most use statements refer to a namespace or class that you'd like to shorten:
use My\Full\Namespace;
is equivalent to:
use My\Full\Namespace as...
Is it possible to install iOS 6 SDK on Xcode 5?
...code 5 has a preferences pane that allow one to download iPhone 6.1 simulator, however I can't find a place where it allows downloading of iOS 6 SDK, thus it is not possible to set the active SDK to iOS 6 when developing with Xcode 5. Is there a workaround that would allow Xcode 5 to install iOS 6 S...