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How to trigger event when a variable's value is changed?
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When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
...an array of objects:
[{value: 2}, {value: 4}, {value: 6}]
and you want to compute the minimum and maximum of the values. Lets assume we use two done callbacks:
deferred.then(function(result) {
// result = [{value: 2}, {value: 4}, {value: 6}]
var values = [];
for(var i = 0, len = result...
How to show and update echo on same line
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65
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Multiple GitHub Accounts & SSH Config
...and one for work, my ~/.ssh/config was roughly as follows:
Host me.github.com
HostName github.com
PreferredAuthentications publickey
IdentityFile ~/.ssh/me_rsa
Host work.github.com
HostName github.com
PreferredAuthentications publickey
IdentityFile ~/.ssh/work_rsa
My work...
Why should I use core.autocrlf=true in Git?
...ckout to a Windows PC. All files are converted back to LF line endings on commit from a Windows PC. The way to get in trouble is to checkout initially to a Windows PC with the wrong core.autocrlf setting (which is entirely too easy to do).
– Michael Maddox
Ju...
updating table rows in postgres using subquery
...ath to the column of the left side, only at the end, otherwise the db will complain with ERROR: column reference "address_id" is ambiguous
– OJVM
Apr 19 '17 at 17:26
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How can I filter a date of a DateTimeField in Django?
I am trying to filter a DateTimeField comparing with a date. I mean:
14 Answers
14
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Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
... be obvious, this is bad news. Java's type system actually allows this at compile time. The JVM will "helpfully" throw an ArrayStoreException at runtime. Scala's type system prevents this problem because the type parameter on the Array class is invariant (declaration is [A] rather than [+A]).
No...