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Assign output to variable in Bash
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Same with something more complex...getting the ec2 instance region from within the instance.
INSTANCE_REGION=$(curl -s 'http://169.254.169.254/latest/dynamic/instance-identity/document' | python -c "import sys, json; print json.load(sys.stdin)['region']")
echo $INSTANCE_REGION
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How can I use functional programming in the real world? [closed]
...Programming"
Examples are in F# and C#, but the theory is fairly generic.
From what I've read (pre-release) it is definitely interesting, but so far I think it is making me want to stick more and more with C#, using libraries like Parallel Extensions.
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Java Ordered Map
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From java 8 doc. LinkedHashMap whose order of iteration is the order in which its entries were last accessed
– TRiNE
May 15 '19 at 9:45
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Smart way to truncate long strings
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overflow: hidden; /* "overflow" value must be different from visible"*/
-o-text-overflow: ellipsis; /* Opera < 11*/
text-overflow: ellipsis; /* IE, Safari (WebKit), Opera >= 11, FF > 6 */
}
The irony is I got that code snippet from Mozilla MDC.
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Convert XML to JSON (and back) using Javascript
How would you convert from XML to JSON and then back to XML?
12 Answers
12
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Difficulty with ng-model, ng-repeat, and inputs
...gRepeat constructs new scope, DOM element, etc. More detailed description.
from 1.0.3 ngModelController rerenders inputs with actual model values.
How your example "Binding to each element directly" works for AngularJS 1.0.3:
you enter letter 'f' into input;
ngModelController changes model for i...
open() in Python does not create a file if it doesn't exist
...if it exists, or if it does not, then create it and open it as read/write? From what I read, file = open('myfile.dat', 'rw') should do this, right?
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how to convert from int to char*?
..., particularly to older projects. Plenty of C++ games also still stay away from std::string. Going from int to std::string to char* isn't the same as int to char*.
– Adambean
Jan 25 '16 at 19:05
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Replace multiple strings with multiple other strings
...function
To ensure Object.keys works in older browsers, add a polyfill eg from MDN or Es5.
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What's the difference between returning void and returning a Task?
...n get an awaiter; clearly a void-returning method does not produce a value from which you can get an awaiter.
Task-returning methods can produce awaitable values. We anticipate that third parties will want to create their own implementations of Task-like objects that can be awaited, and you will be...