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Set UILabel line spacing
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Edit: Evidently NSAttributedString will do it, on iOS 6 and later. Instead of using an NSString to set the label's text, create an NSAttributedString, set attributes on it, then set it as the .attributedText on the label. The code you want will be something like this:
NSMuta...
How to assign string to bytes array
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For those who think this looks a little bit strange: this is just type conversion in Go: golang.org/ref/spec#Conversions
– Cnly
Feb 17 '18 at 14:08
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demystify Flask app.secret_key
...entations will be a bit more involved. Also, keep in mind that Flask does most of this for you in the background. So, besides setting values to your cookie (via the session API) and providing a SECRET_KEY, it's not only ill-advised to reimplement this yourself, but there's no need to do so:
A poor ...
How to concatenate two strings to build a complete path
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The POSIX standard mandates that multiple / are treated as a single / in a file name. Thus
//dir///subdir////file is the same as /dir/subdir/file.
As such concatenating a two strings to build a complete path is a simple as:
full...
Get the size of the screen, current web page and browser window
...b.com/jquery/jquery/blob/master/src/dimensions.js
– Joshua
Jun 19 '13 at 17:10
8
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How to stop unwanted UIButton animation on title change?
In iOS 7 my UIButton titles are animating in and out at the wrong time - late. This problem does not appear on iOS 6. I'm just using:
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How can I quickly sum all numbers in a file?
...MO=Deparse -nle '$sum += $_ } END { print $sum'
The result is a more verbose version of the program, in a form that no one would ever write on their own:
BEGIN { $/ = "\n"; $\ = "\n"; }
LINE: while (defined($_ = <ARGV>)) {
chomp $_;
$sum += $_;
}
sub END {
print $sum;
}
-e synta...
How to create a .gitignore file
...gitignore.txt
Open it in a text editor and add your rules, then save and close
Hold SHIFT, right click the folder you're in, then select Open command window here
Then rename the file in the command line, with ren gitignore.txt .gitignore
Alternatively @HenningCash suggests in the comments
You ...
Setting Django up to use MySQL
...',
'USER': 'DB_USER',
'PASSWORD': 'DB_PASSWORD',
'HOST': 'localhost', # Or an IP Address that your DB is hosted on
'PORT': '3306',
}
}
You also have the option of utilizing MySQL option files, as of Django 1.7. You can accomplish this by setting your DATABASES...
Programmatically align a toolbar on top of the iPhone keyboard
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As of iOS 3.2 there's a new way to achieve this effect:
UITextFields and UITextViews have an inputAccessoryView property, which you can set to any view, that is automatically displayed above and animated with the keyboard.
Note th...