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When is .then(success, fail) considered an antipattern for promises?
...andling function for various categories of errors like db error, 500 error etc.
Disavantages
You will still need another catch if you wish to handler errors thrown by the success callback
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Get name of current script in Python
...his will print foo.py for python foo.py, dir/foo.py for python dir/foo.py, etc. It's the first argument to python. (Note that after py2exe it would be foo.exe.)
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data.table vs dplyr: can one do something well the other can't or does poorly?
...ll become a column in result. You can use c(), as.list(), lapply(), list() etc... base functions to accomplish this, without having to learn any new functions.
You will need to learn just the special variables - .N and .SD at least. The equivalent in dplyr are n() and .
Joins
dplyr provides s...
Paste multiple times
...lines (using . to great effect), then the second edit on a bunch of lines, etc. Alternatively, the use of macros may help as they are fantastic, but sometimes a little more tedious to get working correctly with "complex" changes.
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What is the difference between atomic and critical in OpenMP?
...Count result only in the writebuffer not in RAM memory, and when thread 2 fetch the value g_qCount, it simply read the one in the RAM, not in the writebuffer. Atomic instruction assures the instruction flushed the data to memory
– Giox79
Mar 12 '18 at 14:38
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Node.js - Find home directory in platform agnostic way
...ization in terms of trailing slashes, potentially odd forward/backslashes, etc... (especially if you got file operations in mind, after getting this info)
– Frank Nocke
Oct 16 '17 at 12:37
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Github (SSH) via public WIFI, port 22 blocked
...xy+Tor may need to change default configs.
For me uncomment this line in /etc/privoxy/config
forward-socks5t / 127.0.0.1:9050 .
ssh config
Host *
ProxyCommand nc --proxy 127.0.0.1:8118 %h %p
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Git: “Corrupt loose object”
...but all the local changes are still there. git status, commit, pull, push, etc. work again as they should.
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Use gulp to select and move directories and their files
...arches recursively throughout all subfolders, and subfolders' subfolders', etc.
Filename.extension asterisks (.../*.*) finds files of all names, and all extensions. So I think this part deserves the most emphasis!
The accepted answer changes something else; it adds a prefix of ./ to each path argum...
Java 8 Stream and operation on arrays
...o convert an array into a Java 8 stream which can then be used for summing etc.
int sum = Arrays.stream(myIntArray)
.sum();
Multiplying two arrays is a little more difficult because I can't think of a way to get the value AND the index at the same time as a Stream operation. Th...