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Given a view, how do I get its viewController?
...r, because that would break MVC principles.
The controller, on the other hand, knows which view it's responsible for (self.view = myView), and usually, this view delegates methods/events for handling to the controller.
Typically, instead of a pointer to your view, you should have a pointer to your...
How do I migrate a model out of one django app and into a new one?
...outh installed for migrations, but I don't think this is something it can handle automatically. How can I migrate one of the models out of the old app into a new one?
...
AngularJS : Difference between the $observe and $watch methods
I know that both Watchers and Observers are computed as soon as something in $scope changes in AngularJS. But couldn't understand what exactly is the difference between the two.
...
get all keys set in memcached
... Please note that stats cachedump is an undocumented feature and is not supported by the memcached team. It is meant for debugging only and not intended for production use.
– mikewied
Oct 24 '13 at 21:23
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Java split() method strips empty strings at the end? [duplicate]
...Word + "'"); } } return l; } returns 'a' and ' '. Whereas, if String s = "a a"; then output is just 'a' followed by another 'a' Why is this happening in Java 8?
– sofs1
Feb 1 '19 at 23:06
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How to create a link to a directory [closed]
...
Symbolic or soft link (files or directories, more flexible and self documenting)
# Source Link
ln -s /home/jake/doc/test/2000/something /home/jake/xxx
Hard link (files only, less flexible and not self documenting)
# Source ...
How to find all tables that have foreign keys that reference particular table.column and have values
...ma;
SELECT *
FROM
KEY_COLUMN_USAGE
WHERE
REFERENCED_TABLE_NAME = 'X'
AND REFERENCED_COLUMN_NAME = 'X_id';
If you have multiple databases with similar tables/column names you may also wish to limit your query to a particular database:
SELECT *
FROM
KEY_COLUMN_USAGE
WHERE
REFERENCED_TABLE...
Automatic counter in Ruby for each?
I want to use a for-each and a counter:
8 Answers
8
...
How to replace ${} placeholders in a text file?
..., the file having variables like ${dbName} interspersed. What is the command line utility to replace these instances and dump the output to standard output?
...
Fade Effect on Link Hover?
...it's a lot easier than messing with JS, browser support is reasonably good and it's merely cosmetic so it doesn't matter if it doesn't work.
Something like this gets the job done:
a {
color:blue;
/* First we need to help some browsers along for this to work.
Just because a vendor prefix i...