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Lua string to int
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310
Use the tonumber function. As in a = tonumber("10").
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How do I read any request header in PHP
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360
IF: you only need a single header, instead of all headers, the quickest method is:
<?php
// ...
Regarding 'main(int argc, char *argv[])' [duplicate]
...eturn an integer
main ( int argc, char **argv ) {
// code
return 0; // Indicates that everything went well.
}
If your program does not require any arguments, it is equally valid to write a main-function in the following fashion:
int main() {
// code
return 0; // Zero indicates succe...
Is there a predefined enumeration for Month in the .NET library?
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Matt Enright
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answered May 22 '09 at 19:27
Andy MikulaAndy Miku...
How to create PDFs in an Android app? [closed]
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Rubens Mariuzzo
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answered Dec 30 '10 at 19:28
nikib3ronikib3ro
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How to replace case-insensitive literal substrings in Java
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answered Feb 20 '11 at 3:23
lukastymolukastymo
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When to use Vanilla JavaScript vs. jQuery?
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208
this.id (as you know)
this.value (on most input types. only issues I know are IE when a <se...
Extracting numbers from vectors of strings
...inding a set of numbers in the start and capturing them
as.numeric(gsub("([0-9]+).*$", "\\1", years))
or
# pattern is to just remove _years_old
as.numeric(gsub(" years old", "", years))
or
# split by space, get the element in first index
as.numeric(sapply(strsplit(years, " "), "[[", 1))
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Regular expression to match a word or its prefix
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140
Square brackets are meant for character class, and you're actually trying to match any one of: s...