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Should I use an exception specifier in C++?
...t really know what it might do when something goes horribly wrong.
int lib_f();
void g() throw( k_too_small_exception )
{
int k = lib_f();
if( k < 0 ) throw k_too_small_exception();
}
g will terminate, when lib_f() throws. This is (in most cases) not what you really want. std::terminat...
Best way to get child nodes
...odes to get NodeList, then make an array of all nodes with nodeType ELEMENT_NODE.
/**
* Return direct children elements.
*
* @param {HTMLElement}
* @return {Array}
*/
function elementChildren (element) {
var childNodes = element.childNodes,
children = [],
i = childNodes.len...
How to check if the user can go back in browser history or not
...
Does not work if a window was opened with target="_blank" to force a new window. The back button on the browser won't work, but there will be a document.referrer
– Mike_K
Mar 26 '13 at 15:54
...
Why does PHP 5.2+ disallow abstract static class methods?
...This answer is vaguely wrong. "still not allowed" just means you'll get a E_STRICT level warning, at least in 5.3+ you're perfectly welcome to create abstract static functions, implement them in extended classes, and then refer to them via the static:: keyword. Obviously the parent class' static ver...
How can one close HTML tags in Vim quickly?
...to close open HTML/XML tags
https://www.vim.org/scripts/script.php?script_id=13
I use something similar.
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Android custom dropdown/popup menu
...To create a popup menu in android with Java:
Create a layout file activity_main.xml under res/layout directory which contains only one button.
Filename: activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/to...
Call a Server-side Method on a Resource in a RESTful Way
...ense if a JSON representation included this:
"barks": {
"previous": [x_1, x_2, ..., x_n],
"next": x_n,
"frequency": 10
}
Treat the cron job as an implementation detail that the server hides from the interface. That's the beauty of a generic interface. The client doesn't have to know w...
Is there a naming convention for MySQL?
...not always possible. Think about how you would cope with a single table foo_bar that has columns foo_id and another_foo_id both of which reference the foo table foo_id column. You might want to consider how to deal with this. This is a bit of a corner case though!
Point 4 - Similar to Point 3. You ...
Why can't variables be declared in a switch statement?
...e VAL:
{
// This will work
int newVal = 42;
break;
}
case ANOTHER_VAL:
...
break;
}
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Should *.xccheckout files in Xcode5 be ignored under VCS?
...CCName from <string>OurCompanyAPI</string> to <string>our_company_api/string> - the latter being the name I used when cloning the repo. If this file is supposed to be shared, then Apple have done a pretty poor job.
– Herr Grumps
Nov 11 '13...