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How do I update a GitHub forked repository?

...he URLs of repositories - origin is one, for example.) Then you can fetch all the branches from that upstream repository, and rebase your work to continue working on the upstream version. In terms of commands that might look like: # Add the remote, call it "upstream": git remote add upstream htt...
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Download single files from GitHub

...does not support downloading parts of the repository. You have to download all of it. But you should be able to do this with GitHub. When you view a file it has a link to the "raw" version. The URL is constructed like so https://raw.githubusercontent.com/user/repository/branch/filename By fillin...
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Repeating characters in VIM insert mode

Is there a way of repeating a character while in Vim's insert mode? For example, say I would like to insert 80 dashes, in something like emacs I would type: ...
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What exactly are unmanaged resources?

... Managed resources basically means "managed memory" that is managed by the garbage collector. When you no longer have any references to a managed object (which uses managed memory), the garbage collector will (eventually) release that memory for you...
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Determine if map contains a value for a key?

... Won't this check all the keys even if it has found one already? That can get expensive fast... – mmdanziger Oct 24 '12 at 20:42 ...
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nginx error connect to php5-fpm.sock failed (13: Permission denied)

...or /etc/php/7.0/fpm/pool.d/www.conf, depending on your version. Uncomment all permission lines, like: listen.owner = www-data listen.group = www-data listen.mode = 0660 Restart fpm - sudo service php5-fpm restart or sudo service php7.0-fpm restart Note: if your webserver runs as user other than...
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for each loop in Objective-C for accessing NSMutable dictionary

... I was wondering, should'nt it have been: for (NSString* key in [xyz allKeys]) ?? Or does it not really matter. – FlowUI. SimpleUITesting.com Apr 2 '12 at 4:23 ...
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Dropping Unique constraint from MySQL table

... out the name of the index. The name of the index is stored in the column called key_name in the results of that query. Then you can use DROP INDEX: DROP INDEX index_name ON tbl_name or the ALTER TABLE syntax: ALTER TABLE tbl_name DROP INDEX index_name ...
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Database design for a survey [closed]

...ring what would be the best way to implement this in the database, specifically the tables required. The survey contains different types of questions. For example: text fields for comments, multiple choice questions, and possibly questions that could contain more than one answer (i.e. check all that...
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How do I drop a foreign key constraint only if it exists in sql server?

... its the if exists bit i am really after.. sorry. i'll update my question so it's more clear! – solrevdev Jan 27 '09 at 10:30 2 ...