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How do I get a TextBox to only accept numeric input in WPF?
...ers, dots and dashes.
private static readonly Regex _regex = new Regex("[^0-9.-]+"); //regex that matches disallowed text
private static bool IsTextAllowed(string text)
{
return !_regex.IsMatch(text);
}
If you want to prevent pasting of incorrect data hook up the DataObject.Pasting event Data...
JavaScript implementation of Gzip [closed]
...+ "").split("");
var out = [];
var currChar;
var phrase = data[0];
var code = 256;
for (var i=1; i<data.length; i++) {
currChar=data[i];
if (dict[phrase + currChar] != null) {
phrase += currChar;
}
else {
out.push(phrase....
Maven and adding JARs to system scope
...gt;
<artifactId>mylib-core</artifactId>
<version>0.0.1</version>
</dependency>
then, add maven-install-plugin
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-install-plugin</artifactId>
<vers...
How can I convert a string to boolean in JavaScript?
...
204
myValue === 'true'; is precisely equivalent to myValue == 'true';. There is no benefit in using === over == here.
– T...
Array slices in C#
...
201
Arrays are enumerable, so your foo already is an IEnumerable<byte> itself.
Simply use LIN...
Add an element to an array in Swift
...o insert a new element into your Array.
anArray.insert("This String", at: 0)
To insert the contents of a different Array into your Array.
anArray.insert(contentsOf: ["Moar", "Strings"], at: 0)
More information can be found in the "Collection Types" chapter of "The Swift Programming Language", ...
How do you post to an iframe?
... no DOCTYPE specified, and it works in all cases using Internet Explorer 7.0.5730.13. My test case consist of two files, using classic ASP on IIS 6; they're reproduced here in full so you can verify this behaviour for yourself.
default.asp
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE ...
clang: how to list supported target architectures?
...
+250
So far as I can tell, there is no command-line option to list which architectures a given clang binary supports, and even running stri...
What is uint_fast32_t and why should it be used instead of the regular int and uint32_t?
...
answered Dec 14 '11 at 7:20
Yakov GalkaYakov Galka
55.5k1313 gold badges114114 silver badges176176 bronze badges
...
How to convert Set to String[]?
...|
edited Apr 13 '18 at 13:05
Alexander Farber
17.5k6464 gold badges203203 silver badges359359 bronze badges
...