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How to throw a C++ exception
...argument& e ) {
// do something
// let someone higher up the call stack handle it if they want
throw;
}
And to catch exceptions regardless of type:
catch( ... ) { };
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jQuery textbox change event doesn't fire until textbox loses focus?
...ging text around, and add a lastValue variable to ensure that the text actually did change:
var lastValue = '';
$("#textbox").on('change keyup paste mouseup', function() {
if ($(this).val() != lastValue) {
lastValue = $(this).val();
console.log('The text box really changed this...
Does free(ptr) where ptr is NULL corrupt memory?
Theoretically I can say that
10 Answers
10
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Get an object's class name at runtime
...de gets the entire constructor code as a string and applies a regex to get all 'words'. The first word should be 'function' and the second word should be the name of the class.
Hope this helps.
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When should I use Memcache instead of Memcached?
...o seems to require external C/C++ libraries so I'm not sure if I can install it.
4 Answers
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What's the point of having pointers in Go?
I know that pointers in Go allow mutation of a function's arguments, but wouldn't it have been simpler if they adopted just references (with appropriate const or mutable qualifiers). Now we have pointers and for some built-in types like maps and channels implicit pass by reference.
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Add Bootstrap Glyphicon to Input Box
...in Plunker
Note: This presumes you're using glyphicons, but works equally well with font-awesome.
For FA, just replace .glyphicon with .fa
With Bootstrap:
As buffer points out, this can be accomplished natively within Bootstrap by using Validation States with Optional Icons. This is do...
Why does this code segfault on 64-bit architecture but work fine on 32-bit?
...o int* masks the fact that without the proper #include the return type of malloc is assumed to be int. IA-64 happens to have sizeof(int) < sizeof(int*) which makes this problem obvious.
(Note also that because of the undefined behaviour it could still fail even on a platform where sizeof(int)==...
What do the f and t commands do in Vim?
... information but people keep telling me that they are very useful. Would really appreciate an answer with an example if possible, thanks!
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Composer Warning: openssl extension is missing. How to enable in WAMP
Trying to install Composer dependency management tool on Win7/64 + WampServer 2.2 via the Setup Installer and I am getting the following message:
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