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UIView's frame, bounds, center, origin, when to use what?
...or sprite based games and animations where movement or scaling may occur. By default animation and rotation will be based on the center of the UIView. It rarely makes sense to try and manage such objects by the frame property.
bounds - this property is not a positioning property, but defines the ...
Run java jar file on a server as background process
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Thanks Anton,currntly im stopping the server by killing the process id.i don't think it's best practice.is thery command to to stop the server?
– Bernad Ali
Aug 25 '12 at 5:01
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How to maintain a Unique List in Java?
...1 and e2 such that e1.equals(e2), and at most one null element. As implied by its name, this interface models the mathematical set abstraction.
Note: Great care must be exercised if mutable objects are used as set elements. The behavior of a set is not specified if the value of an object is cha...
How does origin/HEAD get set?
... you clone a repository, and that's about it. Bizarrely, that it's not set by commands like git remote update - I believe the only way it will change is if you manually change it. (By change I mean point to a different branch; obviously the commit it points to changes if that branch changes, which m...
How do I disable directory browsing?
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Note that .htaccess might by turned off. Please check the AllowOverride Directive. If it's set to None, then .htaccess is turned off. You can turn it on by setting AllowOverride All. To be more precise, All means all Apache Directives.
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How does the socket API accept() function work?
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Your confusion lies in thinking that a socket is identified by Server IP : Server Port. When in actuality, sockets are uniquely identified by a quartet of information:
Client IP : Client Port and Server IP : Server Port
So while the Server IP and Server Port are constant in all acc...
Numpy: Divide each row by a vector element
...nswer that you want. It divides each column of array (instead of each row) by each corresponding element of vector. It's what you would get if you explicitly reshaped vector to be 1x3 instead of 3x1.
data / vector
# array([[1, 0, 0],
# [2, 1, 0],
# [3, 1, 1]])
data / vector.reshape((1...
How to revert a folder to a particular commit by creating a patch
... imageUploader: {
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Can I arrange repositories into folders on Github?
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On GitHub itself, you cannot group your repos by "folder", unless you create organizations.
See SublimeText, for instance, as a group of all sublimeText packages repos.
But that won't support a nested folder organization. For now (June 2017), that only supports a nested...
PostgreSQL: Show tables in PostgreSQL
...s superuser:
sudo -u postgres psql
You can list all databases and users by \l command, (list other commands by \?).
Now if you want to see other databases you can change user/database by \c command like \c template1, \c postgres postgres and use \d, \dt or \dS to see tables/views/etc.
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