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How can I add or update a query string parameter?

... adding var just before separator declaration. – Andrea Salicetti Dec 11 '12 at 10:56 4 ...
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Stopping scripters from slamming your website

...at does the design, writes the product descriptions, podcasts, blog posts, and moderates the forums. I work with CSS/HTML and am only barely familiar with other technologies. I work closely with the developers and have talked through all of the answers here (and many other ideas we've had). ...
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AngularJS $http and $resource

...With $http you're going to be making GET, POST, DELETE type calls manually and processing the objects they return on your own. $resource wraps $http for use in RESTful web API scenarios. Speaking VERY generally: A RESTful web service will be a service with one endpoint for a data type that does...
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Storing Image Data for offline web application (client-side storage database)

...d: Chrome v24, FireFox 18, IE 10 Should also work with Chrome & FF for Android Fetch from web server using XHR2 (supported on almost all browsers) for blob download from web server I went with XHR2-Lib by Phil Parsons, which is very much like JQUERY .ajax() https://github.com/p-m-p/xhr2-li...
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Big-oh vs big-theta [duplicate]

... Big-O is an upper bound. Big-Theta is a tight bound, i.e. upper and lower bound. When people only worry about what's the worst that can happen, big-O is sufficient; i.e. it says that "it can't get much worse than this". The tighter the bound the better, of course, but a tight bound isn't...
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How do you reverse a string in place in C or C++?

... The standard algorithm is to use pointers to the start / end, and walk them inward until they meet or cross in the middle. Swap as you go. Reverse ASCII string, i.e. a 0-terminated array where every character fits in 1 char. (...
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Asynchronous vs synchronous execution, what does it really mean? [closed]

What is the difference between asynchronous and synchronous execution? 22 Answers 22 ...
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minimum double value in C/C++

Is there a standard and/or portable way to represent the smallest negative value (e.g. to use negative infinity) in a C(++) program? ...
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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?

... @blub: If you create a unique key on geb and topic it will work (ALTER TABLE table ADD UNIQUE geb_by_topic (geb, topic)). – chaos Aug 2 '09 at 13:43 ...
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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?

I first noticed in 2009 that GCC (at least on my projects and on my machines) have the tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why. ...