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Node.js client for a socket.io server
...ion (socket){
console.log('connection');
socket.on('CH01', function (from, msg) {
console.log('MSG', from, ' saying ', msg);
});
});
http.listen(3000, function () {
console.log('listening on *:3000');
});
Run :
Open 2 console and run node server.js and node client.js
...
how to show lines in common (reverse diff)?
...
I just learned the comm command from this thread, but wanted to add something extra: if the files are not sorted, and you don't want to touch the original files, you can pipe the outptut of the sort command. This leaves the original files intact. Works in...
Link to reload current page
...cation.reload method? That will make it a hard refresh that avoids pulling from cache, which may be what you want under some circumstances, but I'd think in most situations you'd want to take advantage of cache, wouldn't you?
– Stephen M Irving
Jan 21 at 19:37
...
Generic htaccess redirect www to non-www
... @nightcoder This is because my solution for inverse redirect (from non-www to www) as opposed to Andron's
– Dmitriy
Nov 24 '13 at 18:41
2
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New line in JavaScript alert box
...
When you want to write in javascript alert from a php variable, you have to add an other "\" before "\n".
Instead the alert pop-up is not working.
ex:
PHP :
$text = "Example Text : \n"
$text2 = "Example Text : \\n"
JS:
window.alert('<?php echo $text; ?>'); ...
What does “to stub” mean in programming?
...vice.SendEMail() method. As you see you need to simulate a result which is from an another Dependency which is ErrorService class object (Existing Dependency object).
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...
Override valueof() and toString() in Java enum
... skips the need to iterate through the enums each time you want to get one from its String value.
public enum RandomEnum {
StartHere("Start Here"),
StopHere("Stop Here");
private final String strVal;
private RandomEnum(String strVal) {
this.strVal = strVal;
}
publ...
Reading output of a command into an array in Bash
...d. It's cleaner and more semantically correct. Note that this is different from printf '', which doesn't output anything. printf '\0' prints a null byte, needed by read to happily stop reading there (remember the -d '' option?).
If you can, i.e., if you're sure your code will run on Bash≥4, u...
Package structure for a Java project?
...:
It's quite common in projects I've worked on for package names to flow from the design documentation. Usually products are separated into areas of functionality or purpose already.
Don't stress too much about pushing common functionality into higher packages right away. Wait for there to be a ...
count (non-blank) lines-of-code in bash
...
Just habit. I read pipelines from left to right, which means I usually start with cat, then action, action, action, etc. Clearly, the end result is the same.
– Michael Cramer
Sep 24 '08 at 14:06
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