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Calling shell functions with xargs
...
Exporting the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
You can use the builtin printf instead of the external seq:
printf "n%04g\n" {1..100} | xargs -n 1 -P 10 -I {} bash -c...
Can you have if-then-else logic in SQL? [duplicate]
...ELECT TOP 1 WITH TIES product,price FROM cte ORDER BY a;
An SQLfiddle to test with.
Alternately, you can combine it all into one SELECT to simplify it for the optimizer;
SELECT TOP 1 WITH TIES product,price FROM table1
WHERE project=1 OR customer=2 OR company=3
ORDER BY CASE WHEN project=1 THE...
How do I echo and send console output to a file in a bat script?
... offers similar functionality. Get-Process | Tee-Object -file c:\scripts\test.txt
– Kevin Obee
Dec 2 '16 at 12:17
...
How can I do string interpolation in JavaScript?
...0 to evaluate all the template strings shown above. You can also use the latest Chrome to test the above shown examples.
Note: ES6 Specifications are now finalized, but have yet to be implemented by all major browsers. According to the Mozilla Developer Network pages, this will be implemented for b...
ReactJS - Does render get called any time “setState” is called?
...lt;/p>
);
}
});
var Main = React.createClass({
onTest: function() {
this.setState({'test':'me'});
},
shouldComponentUpdate: function(nextProps, nextState) {
if (this.state == null)
return true;
if (this.state.test == nextState...
Get program execution time in the shell
...assful of students' programs:
fmt="run { date = '$(date)', user = '$who', test = '$test', host = '$(hostname)', times = { user = %U, system = %S, elapsed = %e } }"
/usr/bin/time -f "$fmt" -o $timefile command args...
I later concatenated all the $timefile files and pipe the output into a Lua inte...
ALTER DATABASE failed because a lock could not be placed on database
...ng.
Connection 1 (leave running for a couple of minutes)
CREATE DATABASE TESTING123
GO
USE TESTING123;
SELECT NEWID() AS X INTO FOO
FROM sys.objects s1,sys.objects s2,sys.objects s3,sys.objects s4 ,sys.objects s5 ,sys.objects s6
Connections 2 and 3
set lock_timeout 5;
ALTER DATABASE TESTING1...
How do I use the conditional operator (? :) in Ruby?
... :
0
I think that leads to really hard to read code as the conditional test and/or results get longer.
I've read comments saying not to use the ternary operator because it's confusing, but that is a bad reason to not use something. By the same logic we shouldn't use regular expressions, range o...
Chrome Development Tool: [VM] file from javascript
...kept the answer in its current state to not invalidate the question. The latest codesearch link is: cs.chromium.org/%22VM%5C%22%20+%22 (direct link to search result in case the value changes again: chromium.googlesource.com/chromium/blink/+/…)
– Rob W
Jun 25 ...
How to verify multiple method calls with different params
...
The OP's test case calls methodToTest() exactly once, therefore this answer does verify that the two calls are made together. The captured List<String> values that is being asserted will only contain the two values being tested ...