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Why do stacks typically grow downwards?
I know that in the architectures I'm personally familiar with (x86, 6502, etc), the stack typically grows downwards (i.e. every item pushed onto the stack results in a decremented SP, not an incremented one).
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Binary Data in MySQL [closed]
...t to run this code, and it will also not work on a semi up to date PHP installation (which is version 5).
– Till
Sep 14 '08 at 14:21
27
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jQuery SVG vs. Raphael [closed]
...en and documented. Lots of examples and demos. Supports most SVG elements, allows native access to elements easily
Cons: architecture not as extensible as Raphael. Some things could be better documented (like configure of SVG element). Doesn't do great w/ editing of already existing elements. Relie...
Why do people still use primitive types in Java?
..., meaning this could run on a system where the nearest 1024 are cached and all of them return true... #awkward
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Run two async tasks in parallel and collect results in .NET 4.5
...se Task.Delay instead of Sleep for async programming and then use Task.WhenAll to combine the task results. The tasks would run in parallel.
public class Program
{
static void Main(string[] args)
{
Go();
}
public static void Go()
{
...
Convert a number range to another range, maintaining ratio
...ep in mind that you may get strange results if one of the ranges is very small relative to the other one (not exactly sure, but if there's more than a 1000000 factor difference between the size of the ranges, make sure that it actually behaves like you expect... or learn about floating point inaccur...
Difference between encoding and encryption
...ion of how text should be transformed into bytes. Similarly, HTTP does not allow all characters to be transmitted safely, so it may be necessary to encode data using base64 (uses only letters, numbers and two safe characters).
When encoding or decoding, the emphasis is placed on everyone having the...
Prevent nginx 504 Gateway timeout using PHP set_time_limit()
...hese settings to only one of my websites rather than the configuration for all websites on my server.
– Pamela
Jul 23 '14 at 21:22
4
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How do I get bit-by-bit data from an integer value in C?
...ude <stdlib.h>
int *get_bits(int n, int bitswanted){
int *bits = malloc(sizeof(int) * bitswanted);
int k;
for(k=0; k<bitswanted; k++){
int mask = 1 << k;
int masked_n = n & mask;
int thebit = masked_n >> k;
bits[k] = thebit;
}
return bits;
}
in...
pandas: filter rows of DataFrame with operator chaining
...
That is a really nice solution - I wasn't even aware that you could jury-rig methods like that in python. A function like this would be really nice to have in Pandas itself.
– naught101
Mar 3 '17 at...