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Override console.log(); for production [duplicate]
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edited May 10 '14 at 16:38
sleepycal
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a...
Test if characters are in a string
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404
Use the grepl function
grepl(value, chars, fixed = TRUE)
# TRUE
Use ?grepl to find out mor...
Why are regular expressions so controversial? [closed]
...ns you no longer need to count capture groups to figure out that you need $4 or \7. This helps when creating patterns that can be included in further patterns.
Here is an example a relatively numbered capture group:
$dupword = qr{ \b (?: ( \w+ ) (?: \s+ \g{-1} )+ ) \b }xi;
$quoted = qr{ ( ["'] )...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
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Jeffrey KempJeffrey Kemp
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How can I escape a double quote inside double quotes?
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PeterPeter
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How to find NSDocumentDirectory in Swift?
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answered Jun 5 '14 at 8:40
nschumnschum
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What is PECS (Producer Extends Consumer Super)?
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C++ Const Usage Explanation
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edited Jul 22 '16 at 14:36
nzc
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answered Apr 8 '11 at 17:36
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How to add a line break in an Android TextView?
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224
\n works for me, like this:
<TextView android:text="First line\nNext line"
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How can I check for an empty/undefined/null string in JavaScript?
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