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Function to return only alpha-numeric characters from string?
...pt a-z, A-Z and 0-9:
$result = preg_replace("/[^a-zA-Z0-9]+/", "", $s);
If your definition of alphanumeric includes letters in foreign languages and obsolete scripts then you will need to use the Unicode character classes.
Try this to leave only A-Z:
$result = preg_replace("/[^A-Z]+/", "", $s);...
How can I measure the similarity between two images? [closed]
...on't want an exact match comparison, because the aspect could be slightly different (in the case of a Web app, depending on the browser, some element could be at a slightly different location). It should give a measure of how similar are the screenshots.
...
C# - How to get Program Files (x86) on Windows 64 bit
...gram running on 64 bit windows
static string ProgramFilesx86()
{
if( 8 == IntPtr.Size
|| (!String.IsNullOrEmpty(Environment.GetEnvironmentVariable("PROCESSOR_ARCHITEW6432"))))
{
return Environment.GetEnvironmentVariable("ProgramFiles(x86)");
}
return Environme...
Python import csv to list
...is is the second line', 'Line2'], ['This is the third line', 'Line3']]
If you need tuples:
import csv
with open('file.csv', newline='') as f:
reader = csv.reader(f)
data = [tuple(row) for row in reader]
print(data)
Output:
[('This is the first line', 'Line1'), ('This is the second ...
How do I remove version tracking from a project cloned from git?
...
If you get some cannot unlink Permission denied in windows, you can kill explorer process in task manager, rerun the rm -rf .git and reopen explorer after that. it works for me!
– Michael
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Generics in C#, using type of a variable as parameter [duplicate]
...you have to use reflection:
// For non-public methods, you'll need to specify binding flags too
MethodInfo method = GetType().GetMethod("DoesEntityExist")
.MakeGenericMethod(new Type[] { t });
method.Invoke(this, new object[] { entityGuid, transaction });
Ick.
Can yo...
How do I clone a range of array elements to a new array?
...}
}
Update re cloning (which wasn't obvious in the original question). If you really want a deep clone; something like:
public static T[] SubArrayDeepClone<T>(this T[] data, int index, int length)
{
T[] arrCopy = new T[length];
Array.Copy(data, index, arrCopy, 0, length);
usin...
How do you make a WPF slider snap only to discrete integer positions?
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If you set your tick marks in the right way, you can use IsSnapToTickEnabled. This worked pretty well for me. See MSDN for details.
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Select something that has more/less than x character
Was wondering if it's possible to select something that has more/less than x characters in SQL.
4 Answers
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How to generate service reference with only physical wsdl file
...s: box, enter the physical path (C:\test\project....) of the downloaded/Modified wsdl.
Hit Go
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