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Force add despite the .gitignore file
...d -p foo # works (cannot paste newlines in comment, execute the commands 1 by 1
– Daniel Böhmer
Nov 5 '11 at 10:26
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Excluding directories in os.walk
...ng dirs in-place will prune the (subsequent) files and directories visited by os.walk:
# exclude = set(['New folder', 'Windows', 'Desktop'])
for root, dirs, files in os.walk(top, topdown=True):
dirs[:] = [d for d in dirs if d not in exclude]
From help(os.walk):
When topdown is true, the calle...
How do I parse a URL query parameters, in Javascript? [duplicate]
...se of decodeURIComponent and non-encoded = (@AndrewF)
non-encoded + (added by me)
For further details, see MDN article and RFC 3986.
Maybe this should go to codereview SE, but here is safer and regexp-free code:
function getJsonFromUrl(url) {
if(!url) url = location.href;
var question = url....
Invoking a static method using reflection
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Sometimes it's much easier to loop and find the method by name than to use getMethod because getMethod (or getDeclaredMethod) requires that you work out the parameter types in great detail. It just depends if micro efficiency matters - Java iteration is very quick so unless you...
parseInt(null, 24) === 23… wait, what?
...n NaN.
Let mathInt be the mathematical integer value that is represented by Z
in radix-R notation, using the letters
A-Z and a-z for digits with values 10
through 35. (However, if R is 10 and Z
contains more than 20 significant
digits, every significant digit after
the 20th may be repl...
Loop through each row of a range in Excel
...yarray as variant; pay attention to the fact that it's a 1based 2dim array by default
– T.M.
Oct 8 '17 at 12:56
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How to deal with page breaks when printing a large HTML table
...ws is table-row. Unfortunately, no table elements are block level elements by default, including the table itself.
– lsuarez
Nov 30 '12 at 21:07
2
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Java: What is the difference between and ?
...d true, although I think there are some special rules. This method (called by class initializer) is marked as native... grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/…
– Cade Daniel
Apr 24 '18 at 20:52
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How do you know when to use fold-left and when to use fold-right?
... D
Now you just have to reason about the associativity of your operator (by putting parentheses!).
If you have a left-associative operator, you'll set the parentheses like this
((A x B) x C) x D
Here, you use a left fold. Example (haskell-style pseudocode)
foldl (-) [1, 2, 3] == (1 - 2) - 3 =...
How do I use NSTimer?
How do I use an NSTimer ? Can anyone give me step by step instructions?
6 Answers
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