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What is the difference between ELF files and bin files?
The final images produced by compliers contain both bin file and extended loader format ELf file ,what is the difference between the two , especially the utility of ELF file.
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How do I use vimdiff to resolve a git merge conflict?
I just merged a branch into my master in git and I got Automatic merge failed; fix conflicts and then commit the result. Now I ran git mergetool and vimdiff opened with the image below. I don't know how to use vimdiff. What does each panel here mean and how should I proceed to fix the merge conf...
Keyboard shortcut to comment lines in Sublime Text 3
...it was possible to comment out a line or a block of lines with Ctrl + / and Ctrl + Shift + / . According to the menu Edit > Comment these shortcuts should be valid, but in Sublime Text 3 (build 3047) they no longer seem to work. Does anybody know the right default keyboard shortcuts for Lin...
Should I put the Google Analytics JS in the or at the end of ?
Google gives me a piece of javascript and tells me to include it in the <head> .
7 Answers
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Remove an element from a Bash array
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The following works as you would like in bash and zsh:
$ array=(pluto pippo)
$ delete=pluto
$ echo ${array[@]/$delete}
pippo
$ array=( "${array[@]/$delete}" ) #Quotes when working with strings
If need to delete more than one element:
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$ delete=(pluto pippo)
for de...
Where are Docker images stored on the host machine?
...r/graph/<id> now only contains metadata about the image, in the json and layersize files.
In the case of aufs:
/var/lib/docker/aufs/diff/<id> has the file contents of the images.
/var/lib/docker/repositories-aufs is a JSON file containing local image information. This can be viewed w...
Python: access class property from string [duplicate]
I have a class like the following:
4 Answers
4
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Iterate over object keys in node.js
... solution is finding a node module that extends V8 to implement iterators (and probably generators). I couldn't find any implementation. You can look at the spidermonkey source code and try writing it in C++ as a V8 extension.
You could try the following, however it will also load all the keys into...
What is a simple command line program or script to backup SQL server databases?
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To backup a single database from the command line, use osql or sqlcmd.
"C:\Program Files\Microsoft SQL Server\90\Tools\Binn\osql.exe"
-E -Q "BACKUP DATABASE mydatabase TO DISK='C:\tmp\db.bak' WITH FORMAT"
You'll also want to read the documentation on BACKUP ...
Fixing Sublime Text 2 line endings?
...les.
// Valid values are 'system' (whatever the OS uses), 'windows' (CRLF) and
// 'unix' (LF only).
You are setting
"default_line_ending": "LF",
You should set
"default_line_ending": "unix",
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