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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
.... With easy usage.
require 'securerandom'
guid = SecureRandom.hex(10) #or whatever value you want instead of 10
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*.h or *.hpp for your class definitions
...C is not C++ and it can be very dangerous to mix and match unless you know what you are doing. Naming your sources appropriately helps you tell the languages apart.
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Cron and virtualenv
... every combination and activating the virtualenv appears to have no effect whatsoever. I do set my PYTHONPATH in .bashrc but this apparently is not used by cron? Will update my question to highlight your answer.
– John-Scott
Jul 21 '10 at 2:10
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YYYY-MM-DD format date in shell script
... In the first days of the month I get "2012-07-1" which is not what the OP asks for.
– DerMike
Jul 2 '12 at 9:29
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Changing route doesn't scroll to top in the new page
...'t get scroll-to-top-on-new-page to work as expected.
This was ultimately what worked for me. It captures pushState and replaceState and only updates scroll position when new pages are navigated to (back/forward button retain their scroll positions):
.run(function($anchorScroll, $window) {
// ha...
requestFeature() must be called before adding content
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Well, just do what the error message tells you.
Don't call setContentView() before requestFeature().
Note:
As said in comments, for both ActionBarSherlock and AppCompat library, it's necessary to call requestFeature() before super.onCre...
Comparing Timer with DispatcherTimer
what is a difference between System.Windows.Forms.Timer() and System.Windows.Threading.DispatcherTimer() ? In which cases, we should use them? any best practices ?
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How to merge two arrays in JavaScript and de-duplicate items
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I prefer underscore.js. What I ended up using is underscore.flatten(), which is better than union in that it takes an array of arrays.
– weaver
Feb 18 '14 at 23:25
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Gray out image with CSS?
What's the best way (if any) to make an image appear "grayed out" with CSS (i.e., without loading a separate, grayed out version of the image)?
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Stash changes while keeping the changes in the working directory in Git
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For what it's worth, another way to do this is to stage the changes you want to keep, and then stash everything using --keep-index:
$ git add modified-file.txt
$ git stash push --keep-index
The commands above will stash everythi...