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Hidden features of Scala
...al regex = "(\\d+)/(\\d+)/(\\d+)".r
val regex(year, month, day) = "2010/1/13"
The second line looks confusing if you're not used to using pattern matching and extractors. Whenever you define a val or var, what comes after the keyword is not simply an identifier but rather a pattern. That's why t...
How can I copy the content of a branch to a new local branch?
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How to validate an email address using a regular expression?
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How to make gradient background in android
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edited May 23 '17 at 11:47
Community♦
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answered Dec 18 '12 at 10:11
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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
...ection (Laptop),
$/sbin/ifconfig eth1 | grep "Bcast" | awk -F: '{print $3}' | awk '{print $1}' 10.42.0.255
Use this address to find out the IP address of your RPi, it's 10.42.0.96 in my case because 10.42.0.1 is my laptop
$nmap -n -sP 10.42.0.255/24
Starting Nmap 6.40 ( http://nmap.org ) ...
Why use make over a shell script?
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The general idea is that make supports (reasonably) minimal rebuilds -- i.e., you tell it what ...
Is type=“text/css” necessary in a tag?
...th the HTML5 spec, but for older versions of HTML is it required.
Html 4 W3.org spec
http://www.w3.org/TR/html40/struct/links.html#edef-LINK
http://www.w3.org/TR/html40/present/styles.html
Type stands for The MIME type of the style sheet. The only supported value I have ever seen is Text/CSS, wh...
Prevent tabstop on A element (anchor link) in HTML
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edited Feb 12 '16 at 14:43
Hernán Eche
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When should I use perror(“…”) and fprintf(stderr, “…”)?
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Calling perror will give you the interpreted value of errno, which is a thread-local error value...
How do you copy the contents of an array to a std::vector in C++ without looping?
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phoenix
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answered Nov 3 '08 at 17:38
Drew HallDrew Hall...