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Force line-buffering of stdout when piping to tee
Usually, stdout is line-buffered. In other words, as long as your printf argument ends with a newline, you can expect the line to be printed instantly. This does not appear to hold when using a pipe to redirect to tee .
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What characters are forbidden in Windows and Linux directory names?
...ot create a folder named A if one named a already exists. Worse, seemingly-allowed names like PRN and CON, and many others, are reserved and not allowed. Windows also has several length restrictions; a filename valid in one folder may become invalid if moved to another folder. The rules for
naming f...
Find what filetype is loaded in vim
...p;filetype ==# 'cpp'
setlocal noexpandtab
endif
& syntax works for all options: https://vi.stackexchange.com/questions/2569/how-do-i-check-the-value-of-a-vim-option-in-vimscript
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impr...
find: missing argument to -exec
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A -exec command must be terminated with a ; (so you usually need to type \; or ';' to avoid interpretion by the shell) or a +. The difference is that with ;, the command is called once per file, with +, it is called just as few times as possible (usually once, but there is a maxi...
Why can't variables be declared in a switch statement?
...lity and consistency in the code. In the old days, you might have automatically got an "extra" stack frame, but now that should not be the case for any decent optimizing compiler.
– Tall Jeff
Sep 18 '08 at 14:37
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How do I show/hide a UIBarButtonItem?
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Save your button in a strong outlet (let's call it myButton) and do this to add/remove it:
// Get the reference to the current toolbar buttons
NSMutableArray *toolbarButtons = [self.toolbarItems mutableCopy];
// This is how you remove the button from the toolbar and ...
Warning: The Copy Bundle Resources build phase contains this target's Info.plist file
...referenced Info.plist into your application bundle. Because Xcode automatically processes the Info.plist, you should not add it to your Copy Bundle Resources build phase or make it a target member.
To resolve this warning, select your Info.plist from the Copy Bundle Resource build phase as shown in ...
AngularJS directive with default options
... answered Sep 13 '13 at 10:57
OZ_OZ_
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How do you change the size of figures drawn with matplotlib?
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figure tells you the call signature:
from matplotlib.pyplot import figure
figure(num=None, figsize=(8, 6), dpi=80, facecolor='w', edgecolor='k')
figure(figsize=(1,1)) would create an inch-by-inch image, which would be 80-by-80 pixels unless you...
Include jQuery in the JavaScript Console
...ebsite I would like to get the number of rows in a table. I know this is really easy with jQuery.
20 Answers
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