大约有 41,000 项符合查询结果（耗时：0.0772秒） [XML]
Are tar.gz and tgz the same thing?
...etter extensions. When this limitation was removed .tar.gz was used to be more verbose by showing both the archive type (tar) and zipper (gzip).
They are identical.
share
|
improve this answer
...
Interface type check with Typescript
...
You can achieve what you want without the instanceof keyword as you can write custom type guards now:
interface A{
member:string;
}
function instanceOfA(object: any): object is A {
return 'member' in object;
}
var a:any={member:"foobar"};
if (instanceOfA(a)) {
alert...
Understand the “Decorator Pattern” with a real world example
I was studying the Decorator Pattern as documented in GOF .
14 Answers
14
...
Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
...es not reproduce in the "Roslyn" version of the semantic analyzer. I've informed the C# 5 test team, and hopefully we can get this investigated and resolved before the final release. (As always, no promises.)
A correct analysis follows. The candidates are:
0: C(params string[]) in its normal form
...
onConfigurationChanged not getting called
This morning I came up with a problem trying to handle the onConfigurationChanged event. The problem is that the method, which I override, is not getting called when I change the orientation of the phone. Not getting called at all.
...
How do you serialize a model instance in Django?
...o wrap the required object and that's all what django serializers need to correctly serialize it, eg.:
from django.core import serializers
# assuming obj is a model instance
serialized_obj = serializers.serialize('json', [ obj, ])
...
Github: readonly access to a private repo
...
I have it on good authority that the (relatively new) "Organizations" feature allows you to add people with read-only access to a private repository.
share
|
...
How to use CSS to surround a number with a circle?
...
Here's a demo on JSFiddle and a snippet:
.numberCircle {
border-radius: 50%;
width: 36px;
height: 36px;
padding: 8px;
background: #fff;
border: 2px solid #666;
color: #666;
text-align: center;
font: 32px Arial, sans-serif;
}
<div clas...
C# “as” cast vs classic cast [duplicate]
...n is thrown. With the as method, it results in null, which can be checked for, and avoid an exception being thrown.
Also, you can only use as with reference types, so if you are typecasting to a value type, you must still use the "classic" method.
Note:
The as method can only be used for types th...
What does 'stale file handle' in Linux mean?
...ve a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file handle? ...