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Get query string parameters url values with jQuery / Javascript (querystring)
...); // "?
post=1234&action=edit&active=1"
UPDATE : IE is not supported
use this function from an answer below instead of URLSearchParams
$.urlParam = function (name) {
var results = new RegExp('[\?&]' + name + '=([^&#]*)')
.exec(window.location.search);
...
What is the proper way to check for null values?
I love the null-coalescing operator because it makes it easy to assign a default value for nullable types.
10 Answers
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Gray out image with CSS?
...yImage {
opacity: 0.4;
filter: alpha(opacity=40); /* msie */
}
/* or */
#wrapper {
opacity: 0.4;
filter: alpha(opacity=40); /* msie */
background-color: #000;
}
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impro...
extra qualification error in C++
... code to be able to compile it with a standard compliant compiler (gcc is more compliant to the standard on this point).
class JSONDeserializer
{
Value ParseValue(TDR type, const json_string& valueString);
};
The error come from the fact that JSONDeserializer::ParseValue is a qualified na...
Why does the C++ STL not provide any “tree” containers?
...
There are two reasons you could want to use a tree:
You want to mirror the problem using a tree-like structure:
For this we have boost graph library
Or you want a container that has tree like access characteristics
For this we have
std::map (and std::multimap)
std::set (and std::multiset)
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Why does setTimeout() “break” for large millisecond delay values?
I came across some unexpected behavior when passing a large millisecond value to setTimeout() . For instance,
7 Answers
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Android, How can I Convert String to Date?
I store current time in database each time application starts by user.
6 Answers
6
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Is there a practical use for weak references? [duplicate]
Since weak references can be claimed by the garbage collector at any time, is there any practical reason for using them?
9 ...
Recursively counting files in a Linux directory
How can I recursively count files in a Linux directory?
21 Answers
21
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What is the use of ObservableCollection in .net?
...event handler to do some additional processing. This may be changing a UI or performing some other operation.
The code below doesn't really do anything but demonstrates how you'd attach a handler in a class and then use the event args to react in some way to the changes. WPF already has many oper...