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How to check if a string contains only digits in Java [duplicate]
...ng class there is a method called matches, how to use this method to check if my string is having only digits using regular expression. I tried with below examples, but both of them returned me false as result.
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Check element CSS display with JavaScript
Is it possible to check if an element's CSS display == block or none using JavaScript?
9 Answers
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How to get a user's client IP address in ASP.NET?
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As others have said you can't do what you are asking. If you describe the problem you are trying to solve maybe someone can help?
E.g.
are you trying to uniquely identify your users?
Could you use a cookie, or the session ID perhaps instead of the IP address?
Edit The ad...
Simple and fast method to compare images for similarity
... way to compare two images for similarity. I.e. I want to get a high value if they contain exactly the same thing but may have some slightly different background and may be moved / resized by a few pixel.
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How do I iterate through each element in an n-dimensional matrix in MATLAB?
...dx = 1:numel(array)
element = array(idx)
....
end
This is useful if you don't need to know what i,j,k, you are at. However, if you don't need to know what index you are at, you are probably better off using arrayfun()
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How to detect the physical connected state of a network cable/connector?
... Note that as Marco says below the interface must be up (even if not configured) to query these values.
– Jamie Kitson
Aug 25 '12 at 13:27
11
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android webview geolocation
... of the database is set using WebSettings.setGeolocationDatabasePath(...). If the location of the database is not set, the persistent storage will not be available, but Geolocation will continue to function correctly otherwise. To set the location of the databases, use ...
webView.getSettings().set...
Hiding user input on terminal in Linux script
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I like this way better. I would vote you up If I didn't hit my daily limit
– SiegeX
Nov 30 '10 at 17:53
4
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Unescape HTML entities in Javascript?
...erability.
The following snippet is the old answer's code with a small modification: using a textarea instead of a div reduces the XSS vulnerability, but it is still problematic in IE9 and Firefox.
function htmlDecode(input){
var e = document.createElement('textarea');
e.innerHTML = input;
/...
How to sort a List alphabetically using Object name field
... List<Campaign>. Also, the method you're looking for is compareTo.
if (list.size() > 0) {
Collections.sort(list, new Comparator<Campaign>() {
@Override
public int compare(final Campaign object1, final Campaign object2) {
return object1.getName().compareTo(obj...