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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...
JSON left out Infinity and NaN; JSON status in ECMAScript?
...ethods in order to implement such a thing. Not sure where your serializing from, so I can't give details on how to implement it in the serialization methods.
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Window Height=“Auto” not working as expected
...content of window increases more than the screen size, window can overflow from screen.
– Kylo Ren
Apr 23 '16 at 18:00
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Best practices for circular shift (rotate) operations in C++
...e branch and AND aren't optimized away). Use the _rotl / _rotr intrinsics from <intrin.h> on x86 (including x86-64).
gcc for ARM uses an and r1, r1, #31 for variable-count rotates, but still does the actual rotate with a single instruction: ror r0, r0, r1. So gcc doesn't realize that rotat...
How do I pipe or redirect the output of curl -v?
... I want to process some of the cookies (basically grep some info from the cookies and do some other stuff). Yes, I want everything to go to std out, so I can process whatever I want via pipes. Currently some of the output just displays on the console and seems impossible to redirect and I'...
How do I run Redis on Windows?
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Download Microsoft's port from their GitHub repository.
This release includes the redis-server.exe application that runs a Redis instance as a service on your windows machine, as well as redis-cli.exe which you can use to interact with any Redis insta...
Smart way to truncate long strings
.../
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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Trim spaces from start and end of string
I am trying to find a way to trim spaces from the start and end of the title string. I was using this, but it doesn't seem to be working:
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Why doesn't println! work in Rust unit tests?
...t, but cargo does not recognize this flag for me (using the latest nightly from rustup.sh). Are you sure it should work?
– Jim Garrison
Aug 9 '14 at 2:35
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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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