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Rails Model find where not equal
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In Rails 4.x (See http://edgeguides.rubyonrails.org/active_record_querying.html#not-conditions)
GroupUser.where.not(user_id: me)
In Rails 3.x
GroupUser.where(GroupUser.arel_table[:user_id].not_eq(me))
To shorten the length, you could sto...
How do I include a newline character in a string in Delphi?
...^J'world!';
Label6.Caption := AdjustLineBreaks('Hello,'#10'world!');
{http://delphi.about.com/library/rtl/blrtlAdjustLineBreaks.htm}
end;
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Remote origin already exists on 'git push' to a new repository
...t remote add testtest git@github.com:myname/oldrep.git
See the manual:
http://www.kernel.org/pub/software/scm/git/docs/git-remote.html
To remove a remote repository you enter:
git remote rm origin
Again "origin" is the name of the remote repository if you want to
remove the "upstream" remote...
What is the coolest thing you can do in
...ter.Play "Hide"
There are a great many other commands you can use. Check http://www.microsoft.com/technet/scriptcenter/funzone/agent.mspx for more information.
EDIT 2011-09-02
I recently discovered that Microsoft Agent is not natively installed on Windows 7. However it is offered as a separate do...
I can’t find the Android keytool
...compete with theirs or something. I didn't really read it. Oops.
So go to http://code.google.com/android/maps-api-signup.html and check it out. They want you to check the "I have read and agree with the terms and conditions" box and enter your certificate's MD5 fingerprint. Wtf is that, you might s...
How to declare strings in C [duplicate]
...the correct declaration ('\0' is the terminating character in c strings).
http://c-faq.com/~scs/cclass/notes/sx8.html
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Difference between getDefaultSharedPreferences and getSharedPreferences
...ivity context
PreferenceManager.getDefaultSharedPreferences(context)
See https://developer.android.com/reference/android/support/v7/preference/PreferenceManager#getdefaultsharedpreferences
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CAP theorem - Availability and Partition Tolerance
... this moves forward the CAP debate with clarity, and recommend it highly.
http://www.infoq.com/articles/cap-twelve-years-later-how-the-rules-have-changed
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What is a Lambda?
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Clipped from wikipedia: http://en.wikipedia.org/wiki/Lambda#Lambda.2C_the_word
In programming languages such as Lisp and Python, lambda is an operator used to denote anonymous functions or closures, following lambda calculus usage.
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How to implement a secure REST API with node.js
...to the users.
Summary:
An alternative without apitoken would be to use HTTPS and to send the username and password in the Authorization header and cache the username in redis.
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