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Integer to hex string in C++
How do I convert an integer to a hex string in C++ ?
17 Answers
17
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Windows git “warning: LF will be replaced by CRLF”, is that warning tail backward?
...o LF only.
That specific warning "LF will be replaced by CRLF" comes from convert.c#check_safe_crlf():
if (checksafe == SAFE_CRLF_WARN)
warning("LF will be replaced by CRLF in %s.
The file will have its original line endings
in your working directory.", path);
else /* i.e....
What is the best way to exit a function (which has no return value) in python before the function en
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@TomSawyer to stop a Python program early, do import sys first and then sys.exit() if you want to exit but report success or sys.exit("some error message to print to stderr").
– Boris
Mar 4 at 17:07
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How to convert an Array to a Set in Java
I would like to convert an array to a Set in Java. There are some obvious ways of doing this (i.e. with a loop) but I would like something a bit neater, something like:
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Divide a number by 3 without using *, /, +, -, % operators
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Use itoa to convert to a base 3 string. Drop the last trit and convert back to base 10.
// Note: itoa is non-standard but actual implementations
// don't seem to handle negative when base != 10.
int div3(int i) {
char str[42];
s...
What exactly does stringstream do?
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Sometimes it is very convenient to use stringstream to convert between strings and other numerical types. The usage of stringstream is similar to the usage of iostream, so it is not a burden to learn.
Stringstreams can be used to both read strings and write data into strings. It...
How do I get the color from a hexadecimal color code using .NET?
...re looking for it:
using System.Windows.Media;
Color color = (Color)ColorConverter.ConvertFromString("#FFDFD991");
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How can I safely encode a string in Java to use as a filename?
...t with an underscore, using regex.
This means that something like "How to convert £ to $" will become "How_to_convert___to__". Admittedly, this result is not very user-friendly, but it is safe and the resulting directory /file names are guaranteed to work everywhere. In my case, the result is not...
Can we make unsigned byte in Java
I am trying to convert a signed byte in unsigned. The problem is the data I am receiving is unsigned and Java does not support unsigned byte, so when it reads the data it treats it as signed.
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Convert System.Drawing.Color to RGB and Hex Value
...ld clean the whole thing up using the following:
private static String HexConverter(System.Drawing.Color c)
{
return "#" + c.R.ToString("X2") + c.G.ToString("X2") + c.B.ToString("X2");
}
private static String RGBConverter(System.Drawing.Color c)
{
return "RGB(" + c.R.ToString() + "," + c.G...