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How do I count the number of occurrences of a char in a String?
...countMatches("a.b.c.d", ".");
Why write it yourself when it's already in commons lang?
Spring Framework's oneliner for this is:
int occurance = StringUtils.countOccurrencesOf("a.b.c.d", ".");
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Is there a way to make text unselectable on an HTML page? [duplicate]
...e;
-webkit-user-select: none;
/*
Introduced in IE 10.
See http://ie.microsoft.com/testdrive/HTML5/msUserSelect/
*/
-ms-user-select: none;
user-select: none;
}
For IE < 10 and Opera, you will need to use the unselectable attribute of the element you wish to be unselecta...
Scoping in Python 'for' loops
... done at a global scope).
Update
Here's a good discussion on the topic: http://mail.python.org/pipermail/python-ideas/2008-October/002109.html
Previous proposals to make for-loop
variables local to the loop have
stumbled on the problem of existing
code that relies on the loop variable
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A regular expression to exclude a word/string
...orrectly and propagate the query string too? So if someone visits mydomain.com/hello?abc=123 I'd like it to rewrite to mydomain.com/Profile.aspx?id=hello&abc=123 I'm also a bit unsure about the performance of (.+) at the end to capture the querystring in the original request.
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Error inflating when extending a class
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Difference between .success() and .complete()?
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.success() only gets called if your webserver responds with a 200 OK HTTP header - basically when everything is fine.
However, .complete() will always get called no matter if the ajax call was successful or not - maybe it outputted errors and returned an error - .complete() will still get cal...
Generate C# class from XML
...and my hair turned white just like the Indiana Jones movie.
But now I use http://xmltocsharp.azurewebsites.net/ and now I'm as young as ever.
Here's a segment of what it generated:
namespace Xml2CSharp
{
[XmlRoot(ElementName="entry")]
public class Entry {
[XmlElement(ElementName="...
How to avoid null checking in Java?
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This to me sounds like a reasonably common problem that junior to intermediate developers tend to face at some point: they either don't know or don't trust the contracts they are participating in and defensively overcheck for nulls. Additionally, when writing ...
Git error: “Host Key Verification Failed” when connecting to remote repository
... change. This prevents man in the middle attacks.
The host key for domain.com has changed. If this does not seem fishy to you, remove the old key from your local cache by editing ${HOME}/.ssh/known_hosts to remove the line for domain.com or letting an SSH utility do it for you with
ssh-keygen -R d...
How do you Programmatically Download a Webpage in Java
...
BufferedReader br;
String line;
try {
url = new URL("http://stackoverflow.com/");
is = url.openStream(); // throws an IOException
br = new BufferedReader(new InputStreamReader(is));
while ((line = br.readLine()) != null) {
System.out.printl...