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Rails: redirect_to with :error, but flash[:error] empty
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As stated in the Rails API only :notice and :alert are by default applied as a flash hash value. If you need to set the :error value, you can do it like this:
redirect_to show_path, flash: { error: "Insufficient rights!" }
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Security of REST authentication schemes
...eipt, just as you wouldn't log a regular password.
HTTP Digest is a safer approach as it prevents the secret token being passed along; instead, it's a hash the server can verify on the other end. Though it may be overkill for less sensitive applications if you've taken the precautions mentioned abo...
How to update Python?
... by bit-version I mean 64-bit vs. 32-bit. For example, these answers would apply to updating from 64-bit Python-2.7.10 to 64-bit Python-2.7.11, ie: the same bit-version. While it is possible to install two different bit versions of Python together, it would require some hacking, so I'll save that ex...
Is there a way for non-root processes to bind to “privileged” ports on Linux?
...aunch an interpreter). In this case, as far I as understand, you'd have to apply the capability to the interpreter executable itself, which of course is a security nightmare, since any program using that interpreter will have the capability. I wasn't able to find any clean, easy way to work around t...
Why should I use document based database instead of relational database?
...uchDB instead of using relational database.
Are there any typical kinds of applications or domains where the document based database is more suitable than the relational database?
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running Rails console in production
...e:
bundle exec rails console production
...in the webroot of your rails app. That is if you haven't installed the rails package directly on the server yet or if you want to run console within the context of your web app.
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Unique Constraint in Entity Framework Code First
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Unless your app is single-user, I believe a unique constraint is one thing you can't enforce with code alone. You can dramatically reduce the probability of a violation in code (by checking uniqueness prior to calling SaveChanges()), but...
Make $JAVA_HOME easily changable in Ubuntu [closed]
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A restart is still needed for these changes to affect apps launched through the Ubuntu UI (i.e. double clicking an app)
– Eric Hu
Feb 12 '13 at 3:15
7
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ASP.NET Identity DbContext confusion
A default MVC 5 App comes with this piece of code in IdentityModels.cs - this piece of code is for all the ASP.NET Identity operations for the default templates:
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How to hide soft keyboard on android after clicking outside EditText?
...ded Activity and put this method in, and make all other activities in your application extend this activity and call its setupUI() in the onCreate() method.
Hope it helps.
If you use more than 1 activity define common id to parent layout like
<RelativeLayout android:id="@+id/main_parent"> ....