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Python string prints as [u'String']
...duces Unicode. So you need to convert the list to a single unicode string, and then convert that to ASCII.
I don't know exaxtly how you got the one-element lists; the contents member would be a list of strings and tags, which is apparently not what you have. Assuming that you really always get a li...
Appending a line to a file only if it does not already exist
... plain string
https://linux.die.net/man/1/grep
Edit:
incorporated @cerin and @thijs-wouters suggestions.
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How to hide the “back” button in UINavigationController?
...er use this:
[self.navigationItem setHidesBackButton:YES animated:YES];
And to restore it:
[self.navigationItem setHidesBackButton:NO animated:YES];
--
[UPDATE]
Swift 3.0:
self.navigationItem.setHidesBackButton(true, animated:true)
...
Is returning null bad design? [closed]
...ationale behind not returning null is that you do not have to check for it and hence your code does not need to follow a different path based on the return value. You might want to check out the Null Object Pattern which provides more information on this.
For example, if I were to define a method ...
Capturing touches on a subview outside the frame of its superview using hitTest:withEvent:
...superview EditView that takes up basically the entire application frame, and a subview MenuView which takes up only the bottom ~20%, and then MenuView contains its own subview ButtonView which actually resides outside of MenuView 's bounds (something like this: ButtonView.frame.origin.y = ...
Loading and parsing a JSON file with multiple JSON objects
I am trying to load and parse a JSON file in Python . But I'm stuck trying to load the file:
3 Answers
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Efficient way to insert a number into a sorted array of numbers?
I have a sorted JavaScript array, and want to insert one more item into the array such the resulting array remains sorted. I could certainly implement a simple quicksort-style insertion function:
...
How can I get the active screen dimensions?
...
Screen.FromControl, Screen.FromPoint and Screen.FromRectangle should help you with this. For example in WinForms it would be:
class MyForm : Form
{
public Rectangle GetScreen()
{
return Screen.FromControl(this).Bounds;
}
}
I don't know of an equival...
How to install PostgreSQL's pg gem on Ubuntu?
...ting extended state information... Done (Reading database ... 166183 files and directories currently installed.) Removing bison ... Removing libnss3-dev ... Removing libnspr4-dev ... Removing libqt4-core ... Removing libqt4-test ... Removing libsqlite3-dev ... Processing triggers for man-db ..
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Adding a UILabel to a UIToolbar
...ll exists -- it's self.titleLabel. This example needs a property declared and synthesized for UILabel *titleLabel, but that code isn't shown. If you have access to the object (probably a UIViewController) that runs this code, you can access its titleLabel. E.g., you could add a method on the view...