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What is the difference between SAX and DOM?
..."DOM parsers".) That would be very handy for the user (I think that's what PHP's XML parser does), but it suffers from scalability problems and becomes very expensive for large documents.
On the other hand, event-based parsing, as done by SAX, looks at the file linearly and simply makes call-backs ...
How do I write stderr to a file while using “tee” with a pipe?
...n:
command > >(tee -a stdout.log) 2> >(tee -a stderr.log >&2)
Let's split it up and explain:
> >(..)
>(...) (process substitution) creates a FIFO and lets tee listen on it. Then, it uses > (file redirection) to redirect the STDOUT of command to the FIFO that you...
Bootstrap 3 and Youtube in Modal
...;
</html>
visit (link broken): https://parrot-tutorial.com/run_code.php?snippet=bs4_modal_youtube
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How do you connect to multiple MySQL databases on a single webpage?
...a few databases and want to put all the information onto one webpage using PHP. I was wondering how I can connect to multiple databases on a single PHP webpage.
...
What do all of Scala's symbolic operators mean?
...se of teaching, into four categories:
Keywords/reserved symbols
Automatically imported methods
Common methods
Syntactic sugars/composition
It is fortunate, then, that most categories are represented in the question:
-> // Automatically imported method
||= // Syntactic sugar
++= // Syn...
How to print out the method name and line number and conditionally disable NSLog?
...'m doing a presentation on debugging in Xcode and would like to get more information on using NSLog efficiently.
13 Answers...
How do you squash commits into one patch with git format-patch?
...o your "master" branch already, this should do the trick:
[adam@mbp2600 example (master)]$ git checkout -b tmpsquash
Switched to a new branch "tmpsquash"
[adam@mbp2600 example (tmpsquash)]$ git merge --squash newlines
Updating 4d2de39..b6768b2
Fast forward
Squash commit -- not updating HEAD
test....
What is an existential type?
...e(input);
vm.run(bytecode);
}
});
}
}
An example VM implementation:
class MyVM implements VirtualMachine<byte[]>, VMWrapper {
public byte[] compile(String input) {
return null; // TODO: somehow compile the input
}
public void run(byte[] bytecode)...
What is “String args[]”? parameter in main method Java
... args, you can just loop through them like this...
public class ArgumentExample {
public static void main(String[] args) {
for(int i = 0; i < args.length; i++) {
System.out.println(args[i]);
}
}
}
...
window.location.reload with clear cache [duplicate]
...
window.location = window.location.href+'?eraseCache=true';
}
Then, in PHP let's say, you do something like this:
<head>
<?php
if (isset($_GET['eraseCache'])) {
echo '<meta http-equiv="Cache-control" content="no-cache">';
echo '<meta http-equiv="Expires" co...