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Sorting arrays in NumPy by column
...p.argsort may themselve take up quite a lot of memory, and on top of that, indexing with an array will also generate a copy of the array that is being sorted.
– ali_m
Jul 11 '15 at 23:38
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Getting indices of True values in a boolean list
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Use enumerate, list.index returns the index of first match found.
>>> t = [False, False, False, False, True, True, False, True, False, False, False, False, False, False, False, False]
>>> [i for i, x in enumerate(t) if x]
[4, ...
Git: add vs push vs commit
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git add adds files to the Git index, which is a staging area for objects prepared to be commited.
git commit commits the files in the index to the repository, git commit -a is a shortcut to add all the modified tracked files to the index first.
git push s...
Remove scroll bar track from ScrollView in Android
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This is not what the question poster asked. He said he would like the scrollbar to appear on top of the web view content
– Sudhanshu
Jul 14 '14 at 20:10
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Why not be dependently typed?
... Natty (S n)
For any promotable type, we can build the singleton family, indexed
over the promoted type, inhabited by run-time duplicates of its
values. Natty n is the type of run-time copies of the type-level n
:: Nat. We can now write
vReplicate :: Natty n -> x -> Vec n x
vReplicate Zy ...
In a Bash script, how can I exit the entire script if a certain condition occurs?
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A SysOps guy once taught me the Three-Fingered Claw technique:
yell() { echo "$0: $*" >&2; }
die() { yell "$*"; exit 111; }
try() { "$@" || die "cannot $*"; }
These functions are *NIX OS and shell flavor-robust. Put them at the beginning of your script (bash or otherwise),...
Anatomy of a “Memory Leak”
... edited May 14 '18 at 20:34
q-l-p
3,04433 gold badges1111 silver badges3131 bronze badges
answered Aug 1 '08 at 15:28
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How to change plot background color?
...es later
fig = plt.figure()
ax = fig.add_subplot(1, 1, 1) # nrows, ncols, index
You used the stateful API (if you're doing anything more than a few lines, and especially if you have multiple plots, the object-oriented methods above make life easier because you can refer to specific figures, plot o...
C# XML Documentation Website Link
...t;
/// <param name="hwnd"></param>
/// <param name="index"></param>
/// <returns>
/// Testlink in return: <a href="http://stackoverflow.com">here</a>
/// </returns>
public static IntPtr GetWindowLongPtr(IntPtr hwnd, int inde...
Create an Array of Arraylists
...type over the array particularly for this question.
What if my need is to index n different arraylists.
With declaring List<List<Integer>> I need to create n ArrayList<Integer> objects manually or put a for loop to create n lists or some other way, in any way it will always be my...