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Make git automatically remove trailing whitespace before committing
...
On Mac OS (or, likely, any BSD), the sed command parameters have to be slightly different. Try this:
#!/bin/sh
if git-rev-parse --verify HEAD >/dev/null 2>&1 ; then
against=HEAD
else
# Initial commit: diff agai...
Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
...- your investment in learning will be applicable to a very large number of machines/environments.
One last comment. If/when you start to learn PowerShell, I think you'll be pretty happy. Much of the design is heavily influenced by our Unix backgrounds, so while we are quite different, you'll pick i...
Check if at least two out of three booleans are true
... Thread.sleep(1000);
}
}
}
This prints the following on my machine (running Ubuntu on Intel Core 2 + sun java 1.6.0_15-b03 with HotSpot Server VM (14.1-b02, mixed mode)):
First and second iterations:
a&&b || b&&c || a&&c : 1740 ms
a ? b||c : b&&c ...
What is a “thread” (really)?
...ple usually mean when they say "threads." It works for a single processor machine, but it breaks down somewhat when you talk about multi-processing. Nobody cares which CPU executes function f(), but it does matter which person reads chapter 11.
– Solomon Slow
...
List directory tree structure in python?
...se criteria in order to exclude folder names?
– Matt-Mac-Muffin
Nov 2 '19 at 22:00
This is exactly what I was looking ...
Sleep until a specific time/date
...cho "$target_epoch - $current_epoch"|bc)
sleep $sleep_seconds
Note that macOS / OS X does not support precision below seconds, you would need to use coreutils from brew instead → see these instructions
share
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How can I get query string values in JavaScript?
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In chrome on a mac at least (maybe other browsers too) the last value was getting a '/' appended. So I modified the regex to ignore it. var results = new RegExp('[\\?&]' + name + '=([^&#/]*)').exec(url);
– Cas...
What are the minimum margins most printers can handle?
... Description (PPD). PPDs are used in the CUPS printing system on Linux and Mac OS X as well even for non-PostScript printers.
Every PPD MUST, according to the PPD specification written by Adobe, contain definitions of a *ImageableArea (that's a PPD keyword) for each and every media sizes it can han...
What's the difference between using CGFloat and float?
...uired to make your app 64-bit clean and try running it as such, since most Macs now have 64-bit CPUs and Snow Leopard is fully 64-bit, including the kernel and user applications. Apple's 64-bit Transition Guide for Cocoa is a useful resource.
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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
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It's a solution for Ubuntu (the idea also works for Windows or Mac) I just tried today and it works like a charm.
Material
a cross-over Ethernet cable (the name is fancy but it's just a normal Ethernet cable)
a laptop (ubuntu)
a Raspberry Pi (I have the Pi2)
Prerequisites on your u...