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What's the difference between an exclusive lock and a shared lock?
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ArjunShankarArjunShankar
20.3k55 gold badges5656 silver badges7777 bronze badges
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How can I extract a good quality JPEG image from a video file with ffmpeg?
...ale:v (or the alias -q:v) as an output option.
Normal range for JPEG is 2-31 with 31 being the worst quality.
The scale is linear with double the qscale being roughly half the bitrate.
Recommend trying values of 2-5.
You can use a value of 1 but you must add the -qmin 1 output option (because the d...
Which is faster in Python: x**.5 or math.sqrt(x)?
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93
math.sqrt(x) is significantly faster than x**0.5.
import math
N = 1000000
%%timeit
for i in r...
Change the Right Margin of a View Programmatically?
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answered Dec 17 '10 at 16:30
Kevin CoppockKevin Coppock
125k4242 gold badges247247 silver badges262262 bronze badges
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Given an emacs command name, how would you find key-bindings ? (and vice versa)
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edited Sep 18 '19 at 14:38
answered Jun 8 '09 at 14:54
Ad...
Bower and devDependencies vs dependencies
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edited Oct 13 '13 at 2:08
answered Oct 13 '13 at 1:52
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JSON.net: how to deserialize without using the default constructor?
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213
Json.Net prefers to use the default (parameterless) constructor on an object if there is one. I...
Remove/Add Line Breaks after Specific String using Sublime Text
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and Windows/Linux (untested):
Control+F > type string > Alt+F3 > ESC > Right Arrow > line break
The important part being Control+Command+G to select all matches.
Once you've selected the text you're looking for, you can use the provided multiple cursors to do whatever text m...
What are the differences between Helper and Utility classes?
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edited Aug 30 '12 at 7:51
answered Aug 30 '12 at 7:43
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Git Diff with Beyond Compare
I have succeeded in getting git to start Beyond Compare 3 as a diff tool however, when I do a diff, the file I am comparing against is not being loaded. Only the latest version of the file is loaded and nothing else, so there is nothing in the right pane of Beyond Compare.
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