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How can I recover the return value of a function passed to multiprocessing.Process?
...argument, ). Note the , comma here! Or else Python will complain "missing positional arguments". Took me 10 minutes to figure out. Also check the manual usage (under the "process class" section).
– yuqli
Apr 29 '19 at 15:17
...
Change app language programmatically in Android
Is it possible to change the language of an app programmatically while still using Android resources?
35 Answers
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How do I write a correct micro-benchmark in Java?
...ner loop iterations.)
Rule 2: Always run with -XX:+PrintCompilation, -verbose:gc, etc., so you can verify that the compiler and other parts of the JVM are not doing unexpected work during your timing phase.
Rule 2.1: Print messages at the beginning and end of timing and warmup phases, so you can v...
How to use Sublime over SSH
...ffe.com/2011/08/13/remote-editing-with-sublime-text-2/ (among many other posts) that looks like it might help, but I don't follow it exactly, particularly with what values I should put in for the remote variable in line 5. I set "/Users/path/to/local/copy" to my local root directory, but I don't k...
Detect the Internet connection is offline?
...
You can determine that the connection is lost by making failed XHR requests.
The standard approach is to retry the request a few times. If it doesn't go through, alert the user to check the connection, and fail gracefully.
Sidenote: To put the entire application i...
How to find the JVM version from a program?
...ion" "Oracle Corporation" "Sun Microsystems Inc." Java Runtime Environment vendor
java.vendor.version null null null ...
Associative arrays in Shell scripts
...are built in to the shell. This should work in bash 4.0 (available now on most major distros, though not on OS X unless you install it yourself), ksh, and zsh:
declare -A newmap
newmap[name]="Irfan Zulfiqar"
newmap[designation]=SSE
newmap[company]="My Own Company"
echo ${newmap[company]}
echo ${ne...
brew install mysql on macOS
I'm trying to setup up MySQL on mac os 10.6 using Homebrew by brew install mysql 5.1.52 .
16 Answers
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Favourite performance tuning tricks [closed]
...s give to someone asking me about optimisation.
We mainly use Sybase, but most of the advice will apply across the board.
SQL Server, for example, comes with a host of performance monitoring / tuning bits, but if you don't have anything like that (and maybe even if you do) then I would consider t...
Is there an S3 policy for limiting access to only see/access one bucket?
...,
"Condition": {}
}
]
}
The actions regarding a bucket and those regarding objects must have different arn.
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