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_DEBUG vs NDEBUG
...own debugging macros (and you don't hack the compiler or C runtime), avoid starting names with an underscore, as these are reserved.
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How to make a class property? [duplicate]
...bute from an object’s dictionary. For instance, a.x has a lookup chain
starting with a.__dict__['x'], then type(a).__dict__['x'], and continuing
through the base classes of type(a) excluding metaclasses.
So the method resolution order doesn't include our class properties (or anything else d...
Why is MATLAB so fast in matrix multiplication?
...rows in the cache at the same time. Just try this modified version:
timer.start();
float temp = 0;
//transpose matice2
for (int p = 0; p < rozmer; p++)
{
for (int q = 0; q < rozmer; q++)
{
tempmat[p][q] = matice2[q][p];
}
}
for(int j = 0; j < rozmer; j++)
{
for (int...
What's the Point of Multiple Redis Databases?
... to the dump file, or processing transactions on slaves? At that point you start getting into the weeds of concurrency programming.
By using multiple instances you turn multi threading complexity into a simpler message passing style system.
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Reading large text files with streams in C#
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This should be enough to get you started.
class Program
{
static void Main(String[] args)
{
const int bufferSize = 1024;
var sb = new StringBuilder();
var buffer = new Char[bufferSize];
var length = 0L;
...
Fast way to get image dimensions (not filesize)
...he software reading the file can know how much room it must reserve before starting to read the file. Some "raw" type file formats might just be a stream of bytes with some "end of line" byte at the end of each horizontal row of pixels (in which case the software must read the first line and divide ...
Convert JS Object to form data
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The other answers were incomplete for me. I started from @Vladimir Novopashin answer and modified it. Here are the things, that I needed and bug I found:
Support for file
Support for array
Bug: File inside complex object needs to be added with .prop instead of [prop]...
Exposing database IDs - security risk?
...ce they're viewing. You can mostly avoid business intelligence concerns by starting the auto increment at a higher value, just to offer one idea.
– Chockomonkey
Jul 12 '18 at 20:30
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initializing a boolean array in java
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Arrays in Java start indexing at 0. So in your example you are referring to an element that is outside the array by one.
It should probably be something like freq[Global.iParameter[2]-1]=false;
You would need to loop through the array to...
How to round the minute of a datetime object
...common use case, it is needed when you are dealing with applications which starts at minute boundary
– Rahul Bharadwaj
Jul 8 at 13:27
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