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How to find the length of a string in R
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See ?nchar. For example:
> nchar("foo")
[1] 3
> set.seed(10)
> strn <- paste(sample(LETTERS, 10), collapse = "")
> strn
[1] "NHKPBEFTLY"
> nchar(strn)
[1] 10
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Ruby Regexp group matching, assign variables on 1 line
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201
You don't want scan for this, as it makes little sense. You can use String#match which will retu...
Gradle, “sourceCompatibility” vs “targetCompatibility”?
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81
targetCompatibility and sourceCompatibility maps to -target release and -source release in javac...
How to change letter spacing in a Textview?
...response below for an updated, better method to do this starting with api 21 (Lollipop)
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Debugging iframes with Chrome developer tools
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edited Jul 29 '17 at 17:39
answered Dec 20 '11 at 20:08
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Why does Math.floor return a double?
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edited Apr 27 '19 at 14:38
Gama11
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ans...
Intellij IDEA generate for-each/for keyboard shortcut
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318
you can use 'live templates' to generate several types of code snippets, loop iteration is done...
Replace one character with another in Bash
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answered May 8 '11 at 15:11
Brian ClapperBrian Clapper
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What's the Android ADB shell “dumpsys” tool and what are its benefits?
... SERVICE wifi:
DUMP OF SERVICE window:
Some Dumping examples and output
1) Getting all possible battery statistic:
$~ adb shell dumpsys battery
You will get output:
Current Battery Service state:
AC powered: false
AC capacity: 500000
USB powered: true
status: 5
health: 2
present: true
level: ...
How can I list ALL grants a user received?
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142
If you want more than just direct table grants (e.g., grants via roles, system privileges such...