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Best way to initialize (empty) array in PHP
...o = [] rather than var foo = new Array() for reasons of object creation and instantiation. I wonder whether there are any equivalences in PHP?
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How to edit a node module installed via npm?
...to the source.
If the changes affect functionality of the overall module, and may be useful to others, you may want to contribute to the original source on github and look for the change to be implemented.
If this is proprietary functionality that is needed, and would not help the development of t...
Analyze audio using Fast Fourier Transform
...you need to calculate the square root of the sum of the square of its real and imaginary components. That is, if your coefficient is a + b*j, then its magnitude is sqrt(a^2 + b^2).
Once you have calculated the magnitude of each FFT coefficient, you need to figure out which audio frequency each FFT ...
How do you unit test private methods?
...e code. Since Release code is optimized, you might see different behavior and different timings. In multithreaded code this means your unit tests won't appropriately detect race conditions. Much better is to use reflection via @AmazedSaint's suggestion below or use the built-in PrivateObject/Priv...
100% Min Height CSS layout
In particular if you have a layout with a header and footer of fixed height ,
13 Answers
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Join/Where with LINQ and Lambda
I'm having trouble with a query written in LINQ and Lambda. So far, I'm getting a lot of errors here's my code:
9 Answers
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What do the makefile symbols $@ and $< mean?
What do the $@ and $< do exactly?
6 Answers
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Call to undefined method mysqli_stmt::get_result
...hat worked. I uncommented the extension=php_mysqli_mysqlnd.dll in php.ini; and restarted Apache2.2 and MySQL services. Should I uncomment the line extension=php_mysqli_libmysql.dll? As per another page, mysqlnd is faster than libmysql. Also, can I expect mysqlnd installed on most popular hosting ser...
Simulating Slow Internet Connection
...ndows, fiddler is a great tool. It has a setting to simulate modem speed, and for someone who wants more control has a plugin to add latency to each request.
I prefer using a tool like this to putting latency code in my application as it is a much more realistic simulation, as well as not making m...
Lock, mutex, semaphore… what's the difference?
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A lock allows only one thread to enter the part that's locked and the lock is not shared with any other processes.
A mutex is the same as a lock but it can be system wide (shared by multiple processes).
A semaphore does the same as a mutex but allows x number of threads to enter, this...