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How to check if a number is a power of 2
...nswered Aug 25 '10 at 19:53
deft_codedeft_code
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...
Why does pattern matching in Scala not work with variables?
...atch {
case `target` => println("It was" + target)
case _ => println("It was something else")
}
}
def mMatch2(s: String) = {
val Target: String = "a"
s match {
case Target => println("It was" + Target)
case _ => println("It was something else"...
Bash: Copy named files recursively, preserving folder structure
... You can also use the -C option to do the chdir for you - tar cf - _files_ | tar -C /dest xf - or something like that.
– D.Shawley
Oct 30 '09 at 15:05
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Difference between app.all('*') and app.use('/')
...r instance: header, cookies, sessions, etc.
must be written before app[http_method] otherwise there will be not executed.
several calls are processed in the order of writing
app.all:
(like app[http_method]) is used for configuring routes' controllers
"all" means it applies on all http methods.
s...
Disabling Minimize & Maximize On WinForm?
....
If you want to ever actually close the form, make a class-wide boolean _close and, in your handler, set e.Cancel to !_close, so that whenever the user clicks the X on the window, it doesn't close, but you can still close it (without just killing it) with close = true; this.Close();
(And just to...
Can you animate a height change on a UITableViewCell when selected?
...ghtForRowAtIndexPath: (NSIndexPath*)indexPath
{
if ([indexPath isEqual:_expandIndexPath])
return 80;
return 40;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
static NSString *CellIdentifier = @"Celda";
UITableVie...
Set variable in jinja
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Nice shorthand for Multiple variable assignments
{% set label_cls, field_cls = "col-md-7", "col-md-3" %}
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Is Javascript a Functional Programming Language?
...hing in the form of destructuring assignments: developer.mozilla.org/en/New_in_JavaScript_1.7#section_20
– jbeard4
Oct 18 '10 at 21:34
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How to delete items from a dictionary while iterating over it?
...over mydict as usual, saving the keys to delete in a seperate collection to_delete. When you're done iterating mydict, delete all items in to_delete from mydict. Saves some (depending on how many keys are deleted and how many stay) space over the first approach, but also requires a few more lines.
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How do I find the location of the executable in C? [duplicate]
...proc/self/exe points me at the unfriendly path: /home/peeterj/views/peeterj_clang-7.vws/.s/00024/8000023250b8f17fllvm-tblgen
– Peeter Joot
Nov 30 '12 at 18:23
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