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C++ convert hex string to signed integer
I want to convert a hex string to a 32 bit signed integer in C++.
9 Answers
9
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'const int' vs. 'int const' as function parameters in C++ and C
...id they are the same. And yet the accepted and top voted answers also give extra info on pointer types. Did you downvote those too?
– Nick Westgate
Apr 28 '16 at 19:01
add a c...
extract part of a string using bash/cut/split
I have a string like this:
5 Answers
5
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Lazy Method for Reading Big File in Python?
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What if the file is one huge string?
– MattSom
May 14 at 16:07
add a comment
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Why do you not use C for your web apps?
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@Ken String manipulation is a really common web-app task. C libraries exist for that, but they're not nearly as numerous or usable as libraries in [pick a high-level language].
– Andres Jaan Tack
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PHP: How to remove all non printable characters in a string?
...ASCII chars, you can rip out everything from 0-31 and 127-255 with this:
$string = preg_replace('/[\x00-\x1F\x7F-\xFF]/', '', $string);
It matches anything in range 0-31, 127-255 and removes it.
8 bit extended ASCII?
You fell into a Hot Tub Time Machine, and you're back in the eighties.
If yo...
Make first letter of a string upper case (with maximum performance)
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Updated to C# 8
public static class StringExtensions
{
public static string FirstCharToUpper(this string input) =>
input switch
{
null => throw new ArgumentNullException(nameof(input)),
"" => throw new Argume...
How to get the first five character of a String
I have read this question to get first char of the string. Is there a way to get the first n number of characters from a string in C#?
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PHP random string generator
I'm trying to create a randomized string in PHP, and I get absolutely no output with this:
59 Answers
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Calculate MD5 checksum for a file
...terested in comparing the hashes.)
If you need to represent the hash as a string, you could convert it to hex using BitConverter:
static string CalculateMD5(string filename)
{
using (var md5 = MD5.Create())
{
using (var stream = File.OpenRead(filename))
{
var ha...