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How should I escape strings in JSON?
When creating JSON data manually, how should I escape string fields? Should I use something like Apache Commons Lang's StringEscapeUtilities.escapeHtml , StringEscapeUtilities.escapeXml , or should I use java.net.URLEncoder ?
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Reference — What does this symbol mean in PHP?
...lowercased. The class name includes the namespace it was declared in (e.g. Foo\Bar). Note that as of PHP 5.4 __CLASS__ works also in traits. When used in a trait method, __CLASS__ is the name of the class the trait is used in.
__TRAIT__: The trait name. (Added in PHP 5.4.0) As of PHP 5.4 this const...
.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
...starting below this like copy pasted list in here
# Example:
# LoadModule foo_module modules/mod_foo.so
LoadModule access_compat_module modules/mod_access_compat.so
LoadModule actions_module modules/mod_actions.so
LoadModule alias_module modules/mod_alias.so
LoadModule allowmethods_module modules/...
How to loop through array in jQuery?
...x, val) {
console.log(index, val)
});
var myObj = { firstName: "skyfoot"};
$.each(myObj, function(propName, propVal) {
console.log(propName, propVal);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
javascript loops for ar...
How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
Somehow I've managed to completely bugger the install of postgresql on Ubuntu karmic. I want to start over from scratch, but when I "purge" the package with apt-get it still leaves traces behind such that the reinstall configuration doesn't run properly.
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Convert RGB to RGBA over white
I have a hex color, e.g. #F4F8FB (or rgb(244, 248, 251) ) that I want converted into an as-transparent-as-possible rgba color (when displayed over white). Make sense? I'm looking for an algorithm, or at least idea of an algorithm for how to do so.
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Javascript - How to detect if document has loaded (IE 7/Firefox 3)
I want to call a function after a document loads, but the document may or may not have finished loading yet. If it did load, then I can just call the function. If it did NOT load, then I can attach an event listener. I can't add an eventlistener after onload has already fired since it won't get cal...
How do I check what version of Python is running my script?
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Comparing two CGRects
I needed to check wether the frame of my view is equal to a given CGRect. I tried doing that like this:
4 Answers
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Servlet for serving static content
... system:
Here's a concrete example which serves it via an URL like /files/foo.ext from the local disk file system:
@WebServlet("/files/*")
public class FileSystemResourceServlet extends StaticResourceServlet {
private File folder;
@Override
public void init() throws ServletException ...