大约有 16,000 项符合查询结果（耗时：0.0288秒） [XML]
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...
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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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...
How to check if a python module exists without importing it
... but the eggs package could be found.
See the documentation of the import system for more info on the ModuleNotFoundError
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Find index of last occurrence of a sub-string using T-SQL
...create function fnLastIndexOf(@text varChar(max),@char varchar(1))
returns int
as
begin
return len(@text) - charindex(@char, reverse(@text)) -1
end
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Why do function pointer definitions work with any number of ampersands '&' or asterisks '*'?
...l reason why all of these work is that a function (like foo) is implicitly convertible to a pointer to the function. This is why void (*p1_foo)() = foo; works: foo is implicitly converted into a pointer to itself and that pointer is assigned to p1_foo.
The unary &, when applied to a function,...
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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Most efficient conversion of ResultSet to JSON?
The following code converts a ResultSet to a JSON string using JSONArray and JSONObject .
14 Answers
...
Using R to list all files with a specified extension
... so it will only pick out the file names that end in .dbf
filenames <- Sys.glob("*.dbf")
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How to have an auto incrementing version number (Visual Studio)? [duplicate]
...attern.Matches(output);
if( matches.Count == 1 )
{
major = Convert.ToInt32(matches[0].Groups["major"].Value);
minor = Convert.ToInt32(matches[0].Groups["minor"].Value);
build = Convert.ToInt32(matches[0].Groups["build"].Value) + 1;
revision = Convert.ToInt32(m...