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What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
...ex 0) and throw an exception when index is 5. The valid indexes here are 0-4 inclusive. The correct, idiomatic for statement here would be:
for (int index = 0; index < array.length; index++)
(That's assuming you need the index, of course. If you can use the enhanced for loop instead, do so.)
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u'\ufeff' in Python string
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edited Oct 22 '18 at 4:34
answered Jul 28 '13 at 20:56
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Pointers vs. values in parameters and return values
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What is the proper declaration of main?
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edited Nov 23 '16 at 18:24
answered Nov 17 '10 at 17:19
Ja...
Code Golf: Collatz Conjecture
...>> 123 --> 370 --> 185 --> 556 --> 278 --> 139 --> 418 --> 209 --> 628 --> 314
; >> --> 157 --> 472 --> 236 --> 118 --> 59 --> 178 --> 89 --> 268 --> 134 --> 67
; >> --> 202 --> 101 --> 304 --> 152 --> 76 -->...
Verifying signed git commits?
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Just in case someone comes to this page through a search engine, like I did: New tools have been...
Bitwise operation and usage
...0 1 1 | 1 1 1 | 1 0
One example is if you only want the lower 4 bits of an integer, you AND it with 15 (binary 1111) so:
201: 1100 1001
AND 15: 0000 1111
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IS 9 0000 1001
The zero bits in 15 in that case effectively act as a filter, forcing the bits in the r...
How do I round to the nearest 0.5?
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extempl
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answered Aug 25 '09 at 16:37
John RaschJohn Rasch
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Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
...well known value").
Note: Git 2.25.1 (Feb. 2020) proposes in commit 9c8a294:
empty_tree=$(git mktree </dev/null)
# Windows:
git mktree <NUL
And adds:
As a historical note, the function now known as repo_read_object_file() was taught the empty tree in 346245a1bb ("hard-code the empty tr...
Can Mockito capture arguments of a method called multiple times?
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proactifproactif
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