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How to insert an item at the beginning of an array in PHP?
...array where you do not want to change the array keys:
$firstItem = array('foo' => 'bar');
$arr = $firstItem + $arr;
array_merge does not work as it always reindexes the array.
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How to set conditional breakpoints in Visual Studio?
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When you are using Express edition you can try this:
#if DEBUG
if( fooVariable == true )
System.Diagnostics.Debugger.Break();
#endif
if statement makes sure that in release build breakepoint will not be present.
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jQuery: Wait/Delay 1 second without executing code
...ffects and effect queues, see the delay docs and the example therein:
$('#foo').slideUp(300).delay(800).fadeIn(400);
If you want to observe a variable for changes, you could do something like
(function() {
var observerInterval = setInterval(function() {
if (/* check for changes here ...
Pass Multiple Parameters to jQuery ajax call
...tion/json; charset=utf-8",
data: {jewellerId: filter , foo: "bar", other: "otherValue"},
dataType: "json",
success: AjaxSucceeded,
error: AjaxFailed
});
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How do I load a file into the python console?
...nswered Mar 12 '11 at 1:33
Fred FooFred Foo
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Releasing memory in Python
...roc.get_memory_info().rss
# create approx. 10**7 int objects and pointers
foo = ['abc' for x in range(10**7)]
mem1 = proc.get_memory_info().rss
# unreference, including x == 9999999
del foo, x
mem2 = proc.get_memory_info().rss
# collect() calls PyInt_ClearFreeList()
# or use ctypes: pythonapi.PyI...
How to make System.out.println() shorter
...just create a static logger in the class and call it like this:
LOG.info("foo")
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How to allow only one radio button to be checked?
...l radio buttons have to have the same name:
<input type='radio' name='foo'>
Only 1 radio button of each group of buttons with the same name can be checked.
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Set the value of a variable with the result of a command in a Windows batch file
...atch file you will need to write:
for /f "delims=" %%a in ('ver') do @set foobar=%%a
But, I instead suggest using Cygwin on your Windows system if you are used to Unix-type scripting.
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$(this).serialize() — How to add a value?
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We can do like:
data = $form.serialize() + "&foo=bar";
For example:
var userData = localStorage.getItem("userFormSerializeData");
var userId = localStorage.getItem("userId");
$.ajax({
type: "POST",
url: postUrl,
data: $(form).serialize() + "&" + user...