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Grabbing the href attribute of an A element
...above would find and output the "outerHTML" of all A elements in the $html string.
To get all the text values of the node, you do
echo $node->nodeValue;
To check if the href attribute exists you can do
echo $node->hasAttribute( 'href' );
To get the href attribute you'd do
echo $node-...
Why are all fields in an interface implicitly static and final?
...e-time constants, or even immutable. You can define e.g.
interface I {
String TOKEN = SomeOtherClass.heavyComputation();
JButton BAD_IDEA = new JButton("hello");
}
(Beware that doing this inside an annotation definition can confuse javac, relating to the fact that the above actually compile...
Change default app.config at runtime
...bstract class AppConfig : IDisposable
{
public static AppConfig Change(string path)
{
return new ChangeAppConfig(path);
}
public abstract void Dispose();
private class ChangeAppConfig : AppConfig
{
private readonly string oldConfig =
AppDomain.Cu...
How to do this in Laravel, subquery where in
...epted this answer, question is out of date as it was concerning Laravel 3, and the answers coming in are for Laravel 4, answer below will work for 4 aswell.
– Marc Buurke
Jul 29 '14 at 14:35
...
How to do a FULL OUTER JOIN in MySQL?
...oducing duplicate rows by using an anti-join pattern for the second query, and then use a UNION ALL set operator to combine the two sets. In the more general case, where a FULL OUTER JOIN would return duplicate rows, we can do this:
SELECT * FROM t1
LEFT JOIN t2 ON t1.id = t2.id
UNION ALL
SELECT * ...
(413) Request Entity Too Large | uploadReadAheadSize
...rge messages. Also if you don't use MTOM it sends byte[] to base64 encoded string (33% increase in size) => 48KB * 1,33 = 64KB
To solve this issue you must reconfigure your service to accept larger messages. This issue previously fired 400 Bad Request error but in newer version WCF started to us...
Android: View.setID(int id) programmatically - how to avoid ID conflicts?
I'm adding TextViews programmatically in a for-loop and add them to an ArrayList.
14 Answers
...
A potentially dangerous Request.Form value was detected from the client
...erently dangerous. It's only dangerous in a specific context: when writing strings that haven't been encoded to HTML output (because of XSS).
In other contexts different sub-strings are dangerous, for example, if you write an user-provided URL into a link, the sub-string "javascript:" may be dangero...
Regular expression to extract text between square brackets
Simple regex question. I have a string on the following format:
14 Answers
14
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Regular vs Context Free Grammars
...re's an analogous pumping lemma for context-free languages that breaks the strings in the language into five parts, uvxyz, and where all instances of the language are in uvixyiz, for i ≥ 0. Now, you have two "nonterminals" that can be replicated, or pumped, as long as you have the same number.
...