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How to empty/destroy a session in rails?
I can't seem to find it anywhere... How do I delete/destroy/reset/empty/clear a user's session in Rails? Not just one value but the whole thing..
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Git keeps asking me for my ssh key passphrase
I created keys as instructed in the github tutorial, registered them with github, and tried using ssh-agent explicitly — yet git continues to ask me for my passphrase every time I try to do a pull or a push.
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Row Offset in SQL Server
Is there any way in SQL Server to get the results starting at a given offset? For example, in another type of SQL database, it's possible to do:
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Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
I'm now reading documentation on Twitter Bootstrap 3, and tried to follow column ordering as shown in this page but hit the wall. I don't understand why such a code works nor how to correctly specify the setting. What I want to show is one grid, which is consisted of length 5, and the other leng...
How to remove all CSS classes using jQuery/JavaScript?
Instead of individually calling $("#item").removeClass() for every single class an element might have, is there a single function which can be called which removes all CSS classes from the given element?
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What Java ORM do you prefer, and why? [closed]
It's a pretty open ended question. I'll be starting out a new project and am looking at different ORMs to integrate with database access.
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What is the optimal length for an email address in a database?
Here is an extracted portion of my query, reflecting the EMAIL_ADDRESS column data type and property:
8 Answers
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.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
I have this error when trying to browse php files locally
8 Answers
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Best explanation for languages without null
Every so often when programmers are complaining about null errors/exceptions someone asks what we do without null.
11 Answe...
How to create ENUM type in SQLite?
...ite, but I can't figure out how to convert an enum field, because I can't find ENUM type in SQLite.
3 Answers
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