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C# DateTime.Now precision
...ith DateTime.UtcNow while doing some unit tests. It appears that when you call DateTime.Now/UtcNow in rapid succession, it seems to give you back the same value for a longer-than-expected interval of time, rather than capturing more precise millisecond increments.
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Does JavaScript have a built in stringbuilder class?
... strings with the + or += operator are extremely slow on IE. This is especially true for IE6. On modern browsers += is usually just as fast as array joins.
When I have to do lots of string concatenations I usually fill an array and don't use a string builder class:
var html = [];
html.push(
"&l...
Non-recursive depth first search algorithm
...ting how similar the two are when done non-recursively (as if they're radically different when they're recursive, but still...)
– corsiKa
Mar 11 '11 at 23:49
3
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How to redirect all HTTP requests to HTTPS
I'm trying to redirect all insecure HTTP requests on my site (e.g. http://www.example.com ) to HTTPS ( https://www.example.com ). I'm using PHP btw. Can I do this in .htaccess?
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How to paste in a new line with vim?
I often have to paste some stuff on a new line in vim. What I usually do is:
14 Answers
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NoSQL - MongoDB vs CouchDB [closed]
...~2.5Gb
Text search integrated
GridFS to store big data + metadata (not actually an FS)
Data center aware
Best used: If you need dynamic queries. If you prefer to define indexes, not map/reduce functions. If you need good performance on a big DB. If you wanted CouchDB, but your data changes too muc...
Is there a git-merge --dry-run option?
...
cool! But how do I undo this operation? It says "all conflicts are fixed but you are still merging". Calling git checkout . doesn't revert the files to pre-merge status.
– J-bob
Dec 8 '14 at 16:38
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Get list of data-* attributes using javascript / jQuery
...
Actually, if you're working with jQuery, as of version 1.4.3 1.4.4 (because of the bug as mentioned in the comments below), data-* attributes are supported through .data():
As of jQuery 1.4.3 HTML 5 data-
attributes will b...
How to use NSURLConnection to connect with SSL for an untrusted cert?
...- (void)connection:(NSURLConnection *)connection didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge {
if ([challenge.protectionSpace.authenticationMethod isEqualToString:NSURLAuthenticationMethodServerTrust])
if ([trustedHosts containsObject:challenge.protectionSpace.h...
Check whether variable is number or string in JavaScript
...ject.prototype.toString;
_.isString = function (obj) {
return toString.call(obj) == '[object String]';
}
This returns a boolean true for the following:
_.isString("Jonathan"); // true
_.isString(new String("Jonathan")); // true
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