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How do I run only specific tests in Rspec?
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It isn't easy to find the documentation, but you can tag examples with a hash. Eg.
# spec/my_spec.rb
describe SomeContext do
it "won't run this" do
raise "never reached"
end
it "will run this", :focus => true do
1.should == 1
end
end
$ rspec --tag focus spec/my...
Convert dd-mm-yyyy string to date
...val().split("-")
var f = new Date(from[2], from[1] - 1, from[0])
Use regex
var date = new Date("15-05-2018".replace( /(\d{2})-(\d{2})-(\d{4})/, "$2/$1/$3"))
Why not use regex?
Because you know you'll be working on a string made up of three parts, separated by hyphens.
However, if you were loo...
Adding a Google Plus (one or share) link to an email newsletter
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https://plus.google.com/share?url=http%3A%2F%2Fexample.com
You can share the link on Google+ with the official Google+ share link.
Replace the url parameter with the URL encoded link you want to share.
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How to uninstall Jenkins?
...led using the official Jenkins Mac installer from http://jenkins-ci.org/
Execute uninstall script from terminal:
'/Library/Application Support/Jenkins/Uninstall.command'
or use Finder to navigate into that folder and double-click on Uninstall.command.
Finally delete last configuration bits whic...
How to solve PHP error 'Notice: Array to string conversion in…'
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K thank you so much for your clear explanation. It prints out what exactly you said. It means my array has been already sent to the PHP file. Seems I can use without without any problem. Thankz again.
– t4thilina
Nov 16 '1...
Context switches much slower in new linux kernels
...ys/devices/system/cpu/cpuidle/current_driver
If you want your modern Linux OS to have the lowest context switch latency possible, add the following kernel boot parameters to disable all of these power saving features:
On Ubuntu 12.04, you can do this by adding them to the GRUB_CMDLINE_LINUX_DEFAU...
how to rotate a bitmap 90 degrees
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You can also try this one
Matrix matrix = new Matrix();
matrix.postRotate(90);
Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmapOrg, width, height, true);
Bitmap rotatedBitmap = Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scale...
What is the best way to implement a “timer”? [duplicate]
... 20 seconds. On the other hand, I don't need nanosecond accuracy. In this example, it would be acceptable for the method to fire every 14.51 - 15.49 seconds.
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CSS way to horizontally align table
I want to show a table of fixed width at the center of browser window. Now I use
10 Answers
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Insert HTML with React Variable Statements (JSX)
...something with React where I need to insert HTML with React Variables in JSX. Is there a way to have a variable like so:
9 ...