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What exactly is Python's file.flush() doing?
I found this in the Python documentation for File Objects :
4 Answers
4
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Intercept page exit event
...answer, but this also supports old versions of IE and Firefox.
window.onbeforeunload = function (e) {
var message = "Your confirmation message goes here.",
e = e || window.event;
// For IE and Firefox
if (e) {
e.returnValue = message;
}
// For Safari
return message;
};
...
How to print binary tree diagram?
...Node<T>> newNodes = new ArrayList<Node<T>>();
for (Node<T> node : nodes) {
if (node != null) {
System.out.print(node.data);
newNodes.add(node.left);
newNodes.add(node.right);
} else {
...
Python dict how to create key or append an element to key?
...defaultdict(list)
...
dict_x[key].append(value)
Pros: Probably best performance. Cons: Not available in Python 2.4.x.
Using dict().setdefault():
dict_x = {}
...
dict_x.setdefault(key, []).append(value)
Cons: Inefficient creation of unused list()s.
Using try ... except:
dict_x = {}
...
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Maximum on http header values?
Is there an accepted maximum allowed size for HTTP headers? If so, what is it? If not, is this something that's server specific or is the accepted standard to allow headers of any size?
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Purpose of ESI & EDI registers?
...e are
REP STOSB
REP MOVSB
REP SCASB
Which are, respectively, operations for repeated (= mass) storing, loading and scanning. What you do is you set up SI and/or DI to point at one or both operands, perhaps put a count in CX and then let 'er rip. These are operations that work on a bunch of bytes ...
“x not in y” or “not x in y”
When testing for membership, we can use:
6 Answers
6
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What is the difference between MacVim and regular Vim?
...conventions.
If you work mainly with GUI apps (YummyFTP + GitX + Charles, for example) you may prefer MacVim.
If you work mainly with CLI apps (ssh + svn + tcpdump, for example) you may prefer vim in the terminal.
Entering and leaving one realm (CLI) for the other (GUI) and vice-versa can be "ex...
“You are on a branch yet to be born” when adding git submodule
...to add this particular repo Git gives me a strange error I've never seen before:
4 Answers
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How to clone a case class instance and change just one field in Scala?
...ence to copy in the "obvious" spots, scala-lang.org/api/current/index.html for instance.
– François Beausoleil
Aug 30 '11 at 20:38
6
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