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MySQL: Can't create table (errno: 150)
... is not
– Anh Nguyen
Mar 4 '14 at 9:20
6
I often run across BIGINT vs INT when using schema gener...
How to get form field's id in Django?
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answered Jan 20 '15 at 12:29
Eren SüleymanoğluEren Süleymanoğlu
97433 gold badges1313 silver badges2626 bronze badges
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Apply a function to every row of a matrix or a data frame
...ument (as Dirk already suggested):
set.seed(1)
m <- matrix(round(runif(20, 1, 5)), ncol=4)
diag(m) <- NA
m
[,1] [,2] [,3] [,4]
[1,] NA 5 2 3
[2,] 2 NA 2 4
[3,] 3 4 NA 5
[4,] 5 4 3 NA
[5,] 2 1 4 4
Then you can do something like thi...
Check a radio button with javascript
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@Andy - Sizzle was used in jQuery from early 2006 onwards. (en.wikipedia.org/wiki/JQuery#History). querySelector wasn't shipped in browsers until 2009 and wasn't being used widely by developers until some time after that. I've never used jQuery all that much, but it sig...
Rounding up to next power of 2
...ion to help this (actually already at that time?). From : jameshfisher.com/2018/03/30/round-up-power-2.html uint64_t next_pow2(uint64_t x) { return x == 1 ? 1 : 1<<(64-__builtin_clzl(x-1)); } And for 32 bit : uint32_t next_pow2(uint32_t x) { return x == 1 ? 1 : 1<<(32-__builtin_clz(x-1...
How to remove a project (from the workspace) in PHPStorm?
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**Two Approaches for PHPSTORM 2018.3 Version **
A. Eternal Removal or Deletion from Hardware and Phpstorm IDE
Please visit the folder 'PhpstormProjects' and delete the project file manually. If you do so, you will see the folder disappear from Phpstor...
How do I remedy “The breakpoint will not currently be hit. No symbols have been loaded for this docu
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Microsoft Visual Studio Express 2013 for Web does not have Debug Windows Modules option. Howo to use fix this in this case ?
– Andrus
Mar 5 '14 at 18:14
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Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
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rogerdpackrogerdpack
46.2k3030 gold badges200200 silver badges315315 bronze badges
27
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Sending “User-agent” using Requests library in Python
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edited Sep 5 '17 at 20:25
answered May 15 '12 at 17:58
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Exclude folders from Eclipse search
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For latest versions of Eclipse as of 2011 (Helios & Indigo), this should be the accepted answer and the easiest way to do it.
– András Szepesházi
Nov 7 '11 at 22:22
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