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Re-open *scratch* buffer in Emacs?
...ound this years ago when I first started using emacs; I have no idea where now but it has always had a home in my personal .el files. It does pop up in google searches.
;;; Prevent killing the *scratch* buffer -- source forgotten
;;;-----------------------------------------------------------------...
How to detect input type=file “change” for the same file?
...an simply set to null the file path every time user clicks on the control. Now, even if the user selects the same file, the onchange event will be triggered.
<input id="file" onchange="file_changed(this)" onclick="this.value=null;" type="file" accept="*/*" />
...
Split an NSString to access one particular piece
...: @"/"];
NSString* firstBit = [foo objectAtIndex: 0];
Update 7/3/2018:
Now that the question has acquired a Swift tag, I should add the Swift way of doing this. It's pretty much as simple:
let substrings = "10/04/2011".split(separator: "/")
let firstBit = substrings[0]
Although note that it g...
Is there a way to get the XPath in Google Chrome?
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Does anyone know the keyboard commands for this on ubuntu? crtl-shift-x and command-shift-x don't appear to do anything
– xiatica
Aug 5 '11 at 4:06
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Sankey Diagrams in R?
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In addition to rCharts, Sankey diagrams can now be also generated in R with googleVis (version >= 0.5.0). For example, this post describes the generation of the following diagram using googleVis:
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Get fully qualified class name of an object in Python
...r was defined, not where Bar was defined. If the purpose of logging is to know exactly what kind of object it was, then this doesn't seem to help.
– Mark E. Haase
May 24 '12 at 14:45
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How to check if UILabel is truncated?
...just saw my answer was upvoted, but the code snippet I gave is deprecated.
Now the best way to do this is (ARC) :
NSMutableParagraphStyle *paragraph = [[NSMutableParagraphStyle alloc] init];
paragraph.lineBreakMode = mylabel.lineBreakMode;
NSDictionary *attributes = @{NSFontAttributeName : mylabel....
Check to see if a string is serialized?
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+1 for giving credits. I didn't know WordPress had this built-in. Thanks for the idea -- I'll now go ahead and create an archive of useful functions from the WordPress Core.
– Amal Murali
Feb 22 '14 at 3:50
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pytest: assert almost equal
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py.test now has a feature that does this. I've added an answer discussing it.
– dbn
Nov 3 '16 at 18:36
2
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What is the difference between '/' and '//' when used for division?
...--> 2 Python 2.7
print (4/2) ----> 2.0 Python 3.5
Now if you want to have (in python 2.7) same output as in python 3.5, you can do the following:
Python 2.7.10
from __future__ import division
print (2/3) ----> 0.6666666666666666 #Python 2.7
print (4/2) ----> 2....