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Is there a Python caching library?
...hat all these classes are not thread-safe. Access to a shared cache from multiple threads must be properly synchronized, e.g. by using one of the memoizing decorators with a suitable lock object" (bold mine)
– martineau
Mar 3 at 12:22
...
What is the shortest function for reading a cookie by name in JavaScript?
...isable to read cookies from document.cookie directly and not cache the results, since there is no way to know if the cache is invalid without reading document.cookie again.
(While accessing and parsing document.cookies will be slightly slower than using a cache, it would not be as slow as reading o...
Php multiple delimiters in explode
...g_split('/(@!|@)/','A@B@!C'). The order of the delimiters changes the results. John's solution performs just as well as long as you are careful about how you order your array of delimiters.
– billynoah
Dec 7 '18 at 5:32
...
Why does this Java code compile?
...ialized before use. This is not the case for fields, which are always default-initialized.
You can see the difference by attempting to compile
int x = (x = 1) + x;
as a field declaration and as a local variable declaration. The former will fail, but the latter will succeed, because of the differ...
Maximum size of an Array in Javascript
...'store' 1538 items (only the last 'maxlen' items are kept)
for (var i=0; i<1538; i++) {
container [index++ % maxlen] = "storing" + i;
}
// get element at index 11 (you want the 11th item in the array)
eleventh = container [(index + 11) % maxlen];
// get element at index 11 (you want the 11th...
Homebrew install specific version of formula?
...y to do this.
Check with brew info postgresql (or brew switch postgresql <TAB>) whether the older version is installed:
$ brew info postgresql
postgresql: stable 9.3.2 (bottled)
http://www.postgresql.org/
Conflicts with: postgres-xc
/usr/local/Cellar/postgresql/9.1.5 (2755 files, 37M)
Buil...
How to recover a dropped stash in Git?
...p 18 '08 at 11:38
Aristotle PagaltzisAristotle Pagaltzis
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...
How to implement has_many :through relationships with Mongoid and mongodb?
... could reference a related collection via another it would still require multiple queries.
https://github.com/mongoid/mongoid/issues/544
Normally if you have a many-many relationship in a RDBMS you would model that differently in MongoDB using a field containing an array of 'foreign' keys on eithe...
What are five things you hate about your favorite language? [closed]
...out Java:
No first-class functions.
No type inference.
Lack of sane defaults in eg graphics.
NullPointerException not containing more information about what is null.
The proliferation of pointlessly "configurable" frameworks/service provider interfaces/factory classes/dependency injection systems....
Detecting value change of input[type=text] in jQuery
...o this using jQuery's .bind() method. Check out the jsFiddle.
Sample
Html
<input id="myTextBox" type="text"/>
jQuery
$("#myTextBox").bind("change paste keyup", function() {
alert($(this).val());
});
More Information
jsFiddle Demonstration
jQuery.bind()
...