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How do I run only specific tests in Rspec?
...on is here (for Rspec 2.12) relishapp.com/rspec/rspec-core/v/2-12/docs/command-line/…
– tir38
Apr 10 '13 at 19:31
We...
What is the easiest way to remove the first character from a string?
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p asdf
# >> "12,23,987,43"
I'm always looking for the fastest and most readable way of doing things:
require 'benchmark'
N = 1_000_000
puts RUBY_VERSION
STR = "[12,23,987,43"
Benchmark.bm(7) do |b|
b.report('[0]') { N.times { "[12,23,987,43"[0] = '' } }
b.report('sub') { N.time...
How do I close all open tabs at once?
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Shortest/simplest/fastest way would be:
:qa
To save work in all tabs and quit:
:wqa
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How can I scale an image in a CSS sprite
...an you please tell me if it is possible/how I can crop off a smaller image and then scale the cropped off region before I lay it out?
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python: how to send mail with TO, CC and BCC?
...esting purposes to populate few hundred email boxes with various messages, and was going to use smtplib for that. But among other things I need to be able to send messages not only TO specific mailboxes, but CC and BCC them as well. It does not look like smtplib supports CC-ing and BCC-ing while...
What is the difference between single-quoted and double-quoted strings in PHP?
...le confused why I see some code in PHP with string placed in single quotes and sometimes in double quotes.
12 Answers
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How can I run PowerShell with the .NET 4 runtime?
...rShell (the engine) runs fine under .NET 4.0. PowerShell (the console host and the ISE) do not, simply because they were compiled against older versions of .NET. There's a registry setting that will change the .NET framework loaded systemwide, which will in turn allow PowerShell to use .NET 4.0 cla...
PHP Fatal error: Call to undefined function json_decode()
...t silly. Nevertheless Debian has removed the non-compliant JSON extension, and instead offered a replacement extension that is functionally equivalent.
To be clear: PHP itself has NOT removed JSON, it's still in master. This is a distro / package manager issue.
Rasmus makes it pretty clear:
We...
Listing only directories using ls in Bash?
This command lists directories in the current path: ls -d */
26 Answers
26
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Notepad++: How to automatically set Language as Xml when load files
...was not working... turns out long ago I had already added it to Javascript and that was overriding the HTML setting.
– Lys777
Apr 7 at 1:39
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