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Creating an API for mobile applications - Authentication and Authorization
...le apps (iPhone, Android, Symbian, etc). I've been looking into different mechanisms for authentication and authorization for web-based APIs (by studying other implementations). I've got my head wrapped around most of the fundamental concepts but am still looking for guidance in a few areas. The ...
boost::flat_map and its performance compared to map and unordered_map
It is common knowledge in programming that memory locality improves performance a lot due to cache hits. I recently found out about boost::flat_map which is a vector based implementation of a map. It doesn't seem to be nearly as popular as your typical map / unordered_map so I haven't been able ...
What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
...ormally straightfoward... until you need 2-way data binding (i.e., form elements, ng-model) in the child scope. Ng-repeat, ng-switch, and ng-include can trip you up if you try to bind to a primitive (e.g., number, string, boolean) in the parent scope from inside the child scope. It doesn't work th...
What does f+++++++++ mean in rsync logs?
...s:
1 - A huge advantage of rsync is that after an interruption the next time it continues smoothly.
The next rsync invocation will not transfer the files again, that it had already transferred, if they were not changed in the meantime. But it will start checking all the files again from the beginn...
Separation of business logic and data access in django
... is in the file models.py . This code is confusing and, after a certain time, I cease to understand what is really happening.
...
Sending event when AngularJS finished loading
...directive.
My educated guess would be to just make a directive with the same simplicity of ngCloak, then in your compile function do whatever you want to do. :) Place the directive on the root element of your app. You can call the directive something like myOnload and use it as an attribute my-onlo...
PHP global in functions
...ion fn()
{
global $foo; // never ever use that
$a = SOME_CONSTANT // do not use that
$b = Foo::SOME_CONSTANT; // do not use that unless self::
$c = $GLOBALS['foo']; // incl. any other superglobal ($_GET, …)
$d = Foo::bar(); // any static call, ...
When is the thread pool used?
...rases like "node is single threaded" that over-simplify things.
For the moment, we'll ignore explicit multi-processing/multi-threading through cluster and webworker-threads, and just talk about typical non-threaded node.
Node runs in a single event loop. It's single threaded, and you only ever ge...
What is the correct way of using C++11's range-based for?
...
Let's start differentiating between observing the elements in the container
vs. modifying them in place.
Observing the elements
Let's consider a simple example:
vector<int> v = {1, 3, 5, 7, 9};
for (auto x : v)
cout << x << ' ';
The above code print...
What is the best way to compute trending topics or tags?
Many sites offer some statistics like "The hottest topics in the last 24h". For example, Topix.com shows this in its section "News Trends". There, you can see the topics which have the fastest growing number of mentions.
...