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MySQL - Rows to Columns
...le of years late, I had to use MAX instead of SUM because my itemValue are strings, not numerical values.
– Merricat
Jun 17 at 17:55
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How can I get file extensions with JavaScript?
...not a path, for practical reasons, I think it should be return filename.substring(0,1) === '.' ? '' : filename.split('.').slice(1).pop() || ''; This takes care of .file (Unix hidden, I believe) kind of files too. That is if you want to keep it as a one-liner, which is a bit messy to my taste.
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Loading cross-domain endpoint with AJAX
...renced from another origin, thus, in the response you can go over the HTML string and replace the src of external resources
– jherax
Jan 21 '14 at 17:00
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SSL handshake alert: unrecognized_name error since upgrade to Java 1.7.0
... the host.
This code failed:
public class a {
public static void main(String [] a) throws Exception {
java.net.URLConnection c = new java.net.URL("https://mydomain.com/").openConnection();
c.setDoOutput(true);
c.getOutputStream();
}
}
And this code worked:
public class a...
Remove directory which is not empty
...amed function to rimraf ;)
/**
* Remove directory recursively
* @param {string} dir_path
* @see https://stackoverflow.com/a/42505874/3027390
*/
function rimraf(dir_path) {
if (fs.existsSync(dir_path)) {
fs.readdirSync(dir_path).forEach(function(entry) {
var entry_path = ...
How to make Java honor the DNS Caching Timeout?
....URL;
import java.net.URLConnection;
public class Test {
final static String hostname = "www.google.com";
public static void main(String[] args) {
// only required for Java SE 5 and lower:
//Security.setProperty("networkaddress.cache.ttl", "30");
System.out.println(...
When should we use Observer and Observable?
... }
@Override
public void update() {
System.out.println( "Binary String: "
+ Integer.toBinaryString( subject.getState() ) );
}
}
OctalObserver.java
public class OctalObserver extends Observer{
public OctalObserver(Subject subject){
this.subject = subject;
this.sub...
how to listen to N channels? (dynamic select statement)
... true if the channel has not been closed.
ch := chans[chosen]
msg := value.String()
You can experiment with a more fleshed out example here: http://play.golang.org/p/8zwvSk4kjx
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Difference between __str__ and __repr__?
...oh I don't know, containing just 4 elements]
Not very. Specifically, the strings in a container would find it way too easy to disturb its string representation. In the face of ambiguity, remember, Python resists the temptation to guess. If you want the above behavior when you’re printing a list,...
Converting a List to a comma separated string
Is there a way to take a List and convert it into a comma separated string?
8 Answers
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