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Why is the apt-get function not working in the terminal on Mac OS X v10.9 (Mavericks)?
I was watching this , and, as you can see, the first command I am told to put in is:
5 Answers
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Create empty file using python [duplicate]
...fter the open() statement finished - but it's cleaner to do it explicitely and relying on CPython-specific behaviour is not good either.
In case you want touch's behaviour (i.e. update the mtime in case the file exists):
import os
def touch(path):
with open(path, 'a'):
os.utime(path, N...
Best way to detect Mac OS X or Windows computers with JavaScript or jQuery
...m trying to move a "close" button to the left side when the user is on Mac and the right side when the user is on PC. Now I'm doing it by examining the user agent, but it can be too easily spoofed for reliable OS detection. Is there a surefire way to detect whether the OS on which the browser is run...
Git for beginners: The definitive practical guide
...k, after seeing this post by PJ Hyett , I have decided to skip to the end and go with Git .
37 Answers
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Programmatically obtain the Android API level of a device?
...ION.SDK_INT >= Build.VERSION_CODES.DONUT) {
}
To obtain user visible Android Version use:
Build.VERSION.RELEASE
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Use PPK file in Mac Terminal to connect to remote connection over SSH [closed]
I have been using Putty on Windows XP and used the .ppk file to connect to my Linux servers (several servers).
3 Answers
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How to output only captured groups with sed?
...as well as specifying what you do want.
string='This is a sample 123 text and some 987 numbers'
echo "$string" | sed -rn 's/[^[:digit:]]*([[:digit:]]+)[^[:digit:]]+([[:digit:]]+)[^[:digit:]]*/\1 \2/p'
This says:
don't default to printing each line (-n)
exclude zero or more non-digits
include on...
C fopen vs open
..., there is no particularly good reason to use fdopen if fopen is an option and open is the other possible choice. You shouldn't have used open to open the file in the first place if you want a FILE *. So including fdopen in that list is incorrect and confusing because it isn't very much like the oth...
Is there a Unix utility to prepend timestamps to stdin?
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Could try using awk:
<command> | awk '{ print strftime("%Y-%m-%d %H:%M:%S"), $0; fflush(); }'
You may need to make sure that <command> produces line buffered output, i.e. it flushes its output stream after each line; the timestamp awk adds ...
When to use std::forward to forward arguments?
...e potentially moving the argument all the way through to the final caller, and once it's moved it's gone, so you cannot then use it again (in the way you probably meant to).
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