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How to check if a String is numeric in Java
...fine for most ints but not so for numbers with decimals, group separators, etc.
– Jeff Mercado
Feb 8 '13 at 23:19
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]
...s with larger aspect ratio.
Most likely, you would instead design it to stretch over the 1.333 to 1.778 range. But sometimes part of your design looks too distorted then.
Advanced layout ideas:
For text, you can design for 1.3333, then increase line spacing for 1.666 - though that will loo...
HTML img tag: title attribute vs. alt attribute?
...he page, including alt attributes from images; search engine optimization; etc. lots of good reasons not to assume 100% image display.
– jwl
May 16 '09 at 13:19
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Selecting multiple columns in a pandas dataframe
...).
df1 = df[['a', 'b']]
Alternatively, if it matters to index them numerically and not by their name (say your code should automatically do this without knowing the names of the first two columns) then you can do this instead:
df1 = df.iloc[:, 0:2] # Remember that Python does not slice inclusive of...
Select distinct values from a table field
...ant any ordering to be applied to a query, not even the default ordering, call order_by() with no parameters.
and distinct() in the note where it discusses issues with using distinct() with ordering.
To query your DB, you just have to call:
models.Shop.objects.order_by().values('city').distinct(...
How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
Is there a way to call a block with a primitive parameter after a delay, like using performSelector:withObject:afterDelay: but with an argument like int / double / float ?
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What's the recommended way to extend AngularJS controllers?
...ss controllers that do similar things(one is for editing, another creating etc...). This is definitely one of the solutions...
– vladexologija
May 14 '13 at 10:22
1
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NSLog the method name with Objective-C in iPhone
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print(__FUNCTION__) // Swift
NSLog(@"%@", NSStringFromSelector(_cmd)); // Objective-C
Swift 3 and above
print(#function)
share
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How to change the Eclipse default workspace?
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It doesnt allow me to move this folder anywhere outside of my working folder...Is there any workarounds to move this folder into another drive?
– Laserson
Mar 17 '13 at 14:43
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Input type=password, don't let browser remember the password
...always type their credit card information, CVC code, passwords, usernames, etc whenever that site is going to access anything that should be kept secure [universally or by legal compliance requirements]. For example: purchase forms, bank/credit sites, tax sites, medical data, federal, nuclear, etc -...