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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...
.htaccess rewrite to redirect root URL to subdirectory
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Just recently I spent a lot of time debugging why this didn't work on a site in Ubuntu Apache 2.4.7. Rewrite debugging showed the rule being hit and generating an INTERNAL REDIRECT. Then it seemed to just park that and look for an index page. Turns out that if mod_dir is enabled A...
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.
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change cursor to finger pointer
...actually the default behavior for links. You must have either somehow overridden it elsewhere in your CSS, or there's no href attribute in there (it's missing from your example).
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Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
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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
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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
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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...
How to properly add cross-site request forgery (CSRF) token using PHP
...ecurity code, please don't generate your tokens this way: $token = md5(uniqid(rand(), TRUE));
rand() is predictable
uniqid() only adds up to 29 bits of entropy
md5() doesn't add entropy, it just mixes it deterministically
Try this out:
Generating a CSRF Token
PHP 7
session_start();
if (empty(...