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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
...oing to try to fight linguistic necessity here. I will, however, generally call them "regexes" (or "regexen", when I'm in an Anglo-Saxon mood).
"Regular expression can only match regular languages", as you can see, is nothing more than a commonly stated fallacy.
So, why not then?
A good reason ...
jQuery click events firing multiple times
...nbind() is deprecated and you should use the .off() method instead. Simply call .off() right before you call .on().
This will remove all event handlers:
$(element).off().on('click', function() {
// function body
});
To only remove registered 'click' event handlers:
$(element).off('click').o...
PHP Sort a multidimensional array by element containing date
...ata is organized in an array of arrays. To better distinguish those, let's call the inner arrays (data) records, so that your data really is an array of records.
usort will pass two of these records to the given comparison function date_compare() at a a time. date_compare then extracts the "dateti...
Convert a String In C++ To Upper Case
...form extremely badly with g++ 5.2 -O3, and Boost 1.58 (like 30x worse than calling glibc's toupper in a loop.) There's a dynamic_cast of the locale that doesn't get hoisted out of the per-char loop. See my answer. On the plus side, this may be properly UTF-8 aware, but the slowdown doesn't come f...
Why can I initialize a List like an array in C#?
...t has a method named Add(...)
What happens is the default constructor is called, and then Add(...) is called for each member of the initializer.
Thus, these two blocks are roughly identical:
List<int> a = new List<int> { 1, 2, 3 };
And
List<int> temp = new List<int>();...
How to find current transaction level?
...he session, the DBCC USEROPTIONS will not give you visibility into that if called outside of that transaction.
– DCaugs
Oct 18 '13 at 14:16
1
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WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery'. Please add a Scrip
... solution you mentioned. It indeed helped a lot but just curious how can I call the jQuery function. For example, I have a jQuery menu and after implementing the above method I am using <script type='text/javascript'> //<![CDATA[ $(document).ready(function () { $("#menu").menu(); }) //]] &l...
Execute AsyncTask several times
...m AsyncTask and a parameter which is an instance of that AsyncTask. When I call mInstanceOfAT.execute("") everything is fine.
But the app crash when I press an update button which calls again the AsyncTask(In case the network job didnt work). Cause then appears an Exception which says
...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...mmed by Blockly, a visual block-based programming framework. There are basically two parts in an App Inventor app: components and programming blocks. A component is an item that the app can use. It could be visible on the phone screen such as a button or label, or it could be non-visible, such as a ...
What command opens Ruby's REPL?
...
There are several REPLs for Ruby.
The standard library ships with a REPL called IRb (for Interactive Ruby), which installs a program named irb, but since it is just a Ruby library, it can also be invoked from Ruby code and not just from the shell. On Rubinius, IRb can also be invoked by just calli...