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How do I set a variable to the output of a command in Bash?
...myDate '2000-01-01'
946681200
myDate "$(ps ho lstart 1)" boottime
myDate now now ; read utm idl </proc/uptime
myBc "$now-$boottime" uptime
printf "%s\n" ${utm%%.*} $uptime
42134906
42134906
ps --tty pts/20 fw
PID TTY STAT TIME COMMAND
29019 pts/20 Ss 0:00 bash
30944 pt...
How do I create a URL shortener?
...for example).
For this example, I will use 12510 (125 with a base of 10).
Now you have to convert 12510 to X62 (base 62).
12510 = 2×621 + 1×620 = [2,1]
This requires the use of integer division and modulo. A pseudo-code example:
digits = []
while num > 0
remainder = modulo(num, 62)
dig...
How to vertically center content with variable height within a div?
... Then I noticed that most transform related stuff is -webkit- prefixed and now it works. So just as a reminder: Don't forget to add the -webkit- prefix too.
– miho
Mar 6 '15 at 19:20
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Why exactly is eval evil?
I know that Lisp and Scheme programmers usually say that eval should be avoided unless strictly necessary. I’ve seen the same recommendation for several programming languages, but I’ve not yet seen a list of clear arguments against the use of eval . Where can I find an account of the potentia...
How do I configure different environments in Angular.js?
... is generated via grunt
var app = angular.module('myApp', [ 'config' ]);
Now my constants can be dependency injected where needed. E.g.,
app.controller('MyController', ['ENV', function( ENV ) {
if( ENV === 'production' ) {
...
}
}]);
...
Difference between Arrays.asList(array) and new ArrayList(Arrays.asList(array))
...why we can call this method by its class name (like Arrays.asList(T...a) )
Now here is the twist, please note that this method doesn't create new ArrayList object, it just returns a List reference to existing Array object(so now after using asList method, two references to existing Array object gets...
Autocompletion in Vim
...ion. Finally a plugin that delivers. I’ve been using it for several days now. It only took four years to answer this question. ;-)
– Konrad Rudolph
Feb 8 '13 at 8:05
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What does Serializable mean?
...
Thank you. I think I got it now.
– Sunburst275
Mar 20 at 14:54
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Running junit tests in parallel in a Maven build?
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From junit 4.7 it's now possible to run tests in parallel without using TestNG. Actually it has been possible since 4.6, but there are a number of fixes being made in 4.7 that will make it a viable option. You may also run parallel tests with sp...
Standard way to embed version into python package?
...erscore-word.) [When James commented, underscores did nothing in comments, now they indicate emphasis, so James really wrote __version_info__ too. ---ed.]
– Roger Pate
Dec 30 '09 at 1:32
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