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Getting and removing the first character of a string
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170
See ?substring.
x <- 'hello stackoverflow'
substring(x, 1, 1)
## [1] "h"
substring(x, 2)
##...
setNeedsLayout vs. setNeedsUpdateConstraints and layoutIfNeeded vs updateConstraintsIfNeeded
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edited Apr 27 '15 at 15:44
smileBot
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MySQL 'create schema' and 'create database' - Is there any difference
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Pascal MARTINPascal MARTIN
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How is “int* ptr = int()” value initialization not illegal?
...cks into the mix.
– Jamin Grey
Feb 27 '13 at 1:07
3
@Nils because quite obviously 0 could mean a ...
What do hjust and vjust do when making a plot using ggplot?
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answered Sep 1 '11 at 7:44
AndrieAndrie
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What do the crossed style properties in Google Chrome devtools mean?
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edited Sep 9 '15 at 20:07
answered Jun 15 '10 at 16:31
Ja...
How to swap files between windows in VIM?
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307
There are a few useful commands built in which give you a certain amount of control, but it's no...
WITH (NOLOCK) vs SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
...lications).
– Kryptos
Sep 9 '15 at 17:17
add a comment
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Get value from JToken that may not exist (best practices)
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svicksvick
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Best way to show a loading/progress indicator?
...e progress dialog
– Faisal
May 12 '17 at 11:26
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