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Logging in Scala
...lf4j. These log libraries provide some sort of log object to which you can call info(...), debug(...), etc. I'm not a big fan of slf4j, but it now seems to be the predominant logging framework. Here's the description of SLF4J:
The Simple Logging Facade for Java or (SLF4J) serves as a simple faca...
Check if a variable is of function type
...Function(functionToCheck) {
return functionToCheck && {}.toString.call(functionToCheck) === '[object Function]';
}
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Traverse all the Nodes of a JSON Object Tree with JavaScript
... foo:"bar",
arr:[1,2,3],
subo: {
foo2:"bar2"
}
};
//called with every property and its value
function process(key,value) {
console.log(key + " : "+value);
}
function traverse(o,func) {
for (var i in o) {
func.apply(this,[i,o[i]]);
if (o[i] !== null &...
How to use JUnit to test asynchronous processes
...e that the submitted job has correct properties, etc.
Test that your async callbacks are doing the right things. Here you can mock out the originally submitted job and assume it's initialized properly and verify that your callbacks are correct.
...
Allow Google Chrome to use XMLHttpRequest to load a URL from a local file
...quest is made from a local file. Also, about '.exe', nothing in the Q is said about Windows. Pim is a Windows dev, but still, nothing said about Windows.
– user142019
Jan 27 '11 at 16:40
...
Is the != check thread safe?
...mention anything specific about optimisations when LHS and RHS are syntactically identical, then the general rule would apply, which means loading a twice.
– Andrzej Doyle
Aug 27 '13 at 9:35
...
Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
...
In fact the approach is passing by value, the compiler calls the copy constructor, and then swapping that newly created element. That is why rlbond suggests calling the copy constructor directly to achieve the same effect.
– David Rodríguez - dribeas
...
Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...ut breaking changes. docs.djangoproject.com/en/dev/releases/1.7/…. Basically, Django has a new way to load installed app. If you load Django from a Python script (like I was in my custom unit tests), some initialization needs to be done before proceeding and calling setup() is how to do it. As...
Should I always return IEnumerable instead of IList?
... Collection when you need to return a collection that is modifiable by the caller or ReadOnlyCollection for read only collections.
The reason this is preferred to a simple IList is that IList does not inform the caller if its read only or not.
If you return an IEnumerable<T> instead, cert...
std::unique_lock or std::lock_guard?
... file in multiple threads).
*/
//mutex is automatically released when lock goes out of scope
};
To clarify a question by chmike, by default std::lock_guard and std::unique_lock are the same.
So in the above case, you could replace std::lock_guard with std::uniqu...