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“Unknown class in Interface Builder file” error at runtime
...th it, and prints the warning.
By default, Objective-C targets will have -all_load -ObjC flags set by default, which will keep all of the symbols. But I had started with a C++ target, and didn't have that. Nevertheless, I found a way around this, which keeps the linker aggressive.
The hack I was...
Standard deviation of a list
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The functions are actually called stdev and pstdev, not using std for standard as one would expect. I couldn't edit the post as edits need to modify at least 6 chars...
– mknaf
Jan 6 '17 at 16:00
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Differences between socket.io and websockets
...ds can i conclude that the following statement is wrong? Socket.IO is actually more than a layer over WebSockets.
– Pulak Kanti Bhattacharyya
Aug 9 '14 at 15:18
3
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how to create a file name with the current date & time in python?
... problem (answers your question) of getting a string with the current time and date format you specify:
import time
timestr = time.strftime("%Y%m%d-%H%M%S")
print timestr
yields:
20120515-155045
so your filename could append or use this string.
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Linux command or script counting duplicated lines in a text file?
...ms together) then uniq -c to give counts, i.e.:
sort filename | uniq -c
and to get that list in sorted order (by frequency) you can
sort filename | uniq -c | sort -nr
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Setting PATH environment variable in OSX permanently
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This worked in EL Capitan. Close all the terminals and open a new terminal to check echo $PATH.
– Prem Ananth C
Apr 3 '16 at 12:25
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How to get last items of a list in Python?
I need the last 9 numbers of a list and I'm sure there is a way to do it with slicing, but I can't seem to get it. I can get the first 9 like this:
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How do you test that a Python function throws an exception?
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I'm using Python 2.7.10, and the above doesn't work; context.exception does not give the message; it is a type.
– LateCoder
Feb 25 '16 at 16:55
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Can jQuery provide the tag name?
...Name.toLowerCase(), as most DOM representations of HTML documents automatically uppercase the nodeName.
– NickFitz
Oct 7 '09 at 15:27
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How do I find the install time and date of Windows?
...estion, but how can I find out (hopefully via an API/registry key) the install time and date of Windows?
19 Answers
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