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How do I determine file encoding in OS X?
...command line, just type ls -l@ <filename> to see what attributes are set for the file. To see the actual attribute, type xattr -p com.apple.TextEncoding <filename>
– Edward Falk
Aug 4 '16 at 3:13
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Hidden Features of Xcode 4
...nu as you type your code. For example, among many others, I have a snippet set up so that typing "svk" will expand to setValue:<#value#> forKey:<#key#>. This can save a lot of typing and/or fishing around in the autocompletion menu for the methods and other code expressions you use the m...
How to Truncate a string in PHP to the word closest to a certain number of characters?
I have a code snippet written in PHP that pulls a block of text from a database and sends it out to a widget on a webpage. The original block of text can be a lengthy article or a short sentence or two; but for this widget I can't display more than, say, 200 characters. I could use substr() to cho...
master branch and 'origin/master' have diverged, how to 'undiverge' branches'?
...I found this while looking up the same problem, can you explain why 'git reset --hard HEAD' didn't fix the problem?
– Neth
Nov 26 '10 at 14:19
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Naming returned columns in Pandas aggregate function? [duplicate]
I'm having trouble with Pandas' groupby functionality. I've read the documentation , but I can't see to figure out how to apply aggregate functions to multiple columns and have custom names for those columns.
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iphone - how can i get the height and width of uiimage
From the URL Image in Mail
8 Answers
8
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Why can't an anonymous method be assigned to var?
I have the following code:
7 Answers
7
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Why is a combiner needed for reduce method that converts type in java 8
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Move an item inside a list?
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How to randomly select an item from a list?
...o randomly select more than one item from a list, or select an item from a set, I'd recommend using random.sample instead.
import random
group_of_items = {1, 2, 3, 4} # a sequence or set will work here.
num_to_select = 2 # set the number to select here.
list_...