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Comma separator for numbers in R?
...of the Tidyverse) does exactly this:
> library(scales)
> x <- 10e5
> comma(x)
[1] "1,000,000"
The scales package appears to play very nicely with ggplot2, allowing for fine control of how numerics are displayed in plots and charts.
...
Determine the line of code that causes a segmentation fault?
...ge.
#0 0x5654348db19f in main /tmp/tmp.s3gwjqb8zT/main.c:3
#1 0x7f0e5a052b6a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26b6a)
#2 0x5654348db099 in _start (/tmp/tmp.s3gwjqb8zT/a.out+0x1099)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /t...
Add shadow to custom shape on Android
...ape android:shape="rectangle" >
<solid android:color="#cc2b2b" />
<corners android:radius="8dp" />
</shape>
</item>
<!-- over left shadow -->
<item>
<shape android:shape="rectangle" >
<g...
What is the difference between $(command) and `command` in shell programming?
...cf, commit e74ef60, commit 27fe43e, commit 2525c51, commit becd67f, commit a5c98ac, commit 8c311f9, commit 57da049, commit 1d9e86f, commit 78ba28d, commit efa639f, commit 1be2fa0, commit 38e9476, commit 8823d2f, commit 32858a0, commit cd914d8 (12 Jan 2016) by Elia Pinto (devzero2000).
(Merged by Jun...
Is errno thread-safe?
...t:
00000000 <main>:
0: 55 push ebp
1: 89 e5 mov ebp,esp
3: 83 e4 f0 and esp,0xfffffff0
6: e8 fc ff ff ff call 7 <main+0x7> ; get address of errno in EAX
b: c7 00 00 00 00 00 mov DWORD PTR [eax],0x0 ...
Checkout old commit and make it a new commit [duplicate]
...t;commit-hash> <filename>
ex :
git checkout 08a6497b76ad098a5f7eda3e4ec89e8032a4da51 file.css
-> this takes the files as they were from the old commit
Then I did my changes. And I committed again.
git status (to check which files were modified)
git diff (to check the changes yo...
Automatic Preferred Max Layout Width is not available on iOS versions prior to 8.0
...
quite simple and destructive. Only 85% of iOS users are on iOS8+ developer.apple.com/support/app-store
– aryaxt
Jul 29 '15 at 22:15
...
Fast check for NaN in NumPy
...e following (with Python 2.7.2 and Numpy 1.6.0 on Vista):
In []: x= rand(1e5)
In []: %timeit isnan(x.min())
10000 loops, best of 3: 200 us per loop
In []: %timeit isnan(x.sum())
10000 loops, best of 3: 169 us per loop
In []: %timeit isnan(dot(x, x))
10000 loops, best of 3: 134 us per loop
In []: x...
Detect if value is number in MySQL
...,col1 * 1) = col1
It doesn't work for non-standard numbers like
1e4
1.2e5
123. (trailing decimal)
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Optimal way to concatenate/aggregate strings
...~70 msec XML on SQL Server 2008 R2 on Windows Server 2008 R2 on Intel Xeon E5-2630 v4 @2.20 GHZ x2 w/ ~1 GB free). Only suggestions are: 1) Either use OP's or (preferably) generic terms for both versions, 2) Since OP's Q. is how to "concatenate/aggregate strings" and this is only needed for strings...