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Safely limiting Ansible playbooks to a single machine?
...ll"
ansible-playbook user.yml --extra-vars "target=all"
And to limit it down to a specific pattern, you can set target=pattern_here
or, alternatively, you can leave target=all and append the --limit argument, eg:
--limit imac-1*
ie.
ansible-playbook user.yml --extra-vars "target=all" --li...
Setting up connection string in ASP.NET to SQL SERVER
...most basic way to access the database from only code behind. Please scroll down and continue from step 2 below. }
Lets assume the above steps start you off with something like the following as your connection string in the code behind:
string conString = "Data Source=localhost;Initial Catalog=Your...
How to shrink the .git folder
...lded a repo of about 100MB. Using git gc --aggressive --prune brought this down to 19MB.
– Lekensteyn
Apr 25 '13 at 14:42
16
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Bash array with spaces in elements
...ld get:
Debian
Red
Hat
Ubuntu
Suse
I don't know why but the loop breaks down the spaces and puts them as an individual item, even you surround it with quotes.
To get around this, instead of calling the elements in the array, you call the indexes, which takes the full string thats wrapped in quot...
adb not finding my device / phone (MacOS X)
...
I was close to down-voting you just for using the words "executive summary", but when you ended up solving my problem I decided to up-vote you instead :-)
– Jason Whitehorn
Jul 5 '12 at 1:06
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Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
...de is to use native code. Compiling with erlc +native euler12 got the time down to 41.3 seconds. This is however a much lower speedup (just 15%) than expected from native compilation on this kind of code, and the problem is your use of -compile(export_all). This is useful for experimentation, but th...
What's the best way to share data between activities?
...plex objects" it recommends using the Application class to create and tear down a static singleton! That way you get the well-defined lifecycle Application provides, and the ease of use of a static singleton.
– Charlie Collins
Feb 6 '11 at 15:21
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Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted
...instrument is to selectively place calls to memory_get_usage and narrow it down to where the code leaks. You can also use xdebug to create a trace of the code. Run the code with execution traces and show_mem_delta.
share
...
How to len(generator()) [duplicate]
... that it would loop forever on infinite generators plainly isn't the knock-down argument you think it is because sum() and list() have the same behaviour.
– Mark Amery
Mar 16 '16 at 11:02
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NAnt or MSBuild, which one to choose and when?
...trivial builds in the past (in that order). My favourite is MSBuild, hands down (and I do not favour it because "that's what Visual Studio uses"). IMHO, it is a very under-appreciated build tool.
I would compare NAnt vs. MSBuild to the difference between procedural and functional programming. NAnt ...