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iOS开发如何提高 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...论坛和QQ群讨论质量相当低下，提的问题都是能通过简单Google获得的，这种社区一定要远离，以提高自己的沟通效率。
除了在国内的技术社区交流，建议读者可以去国外的stackoverflow：http://www.stackoverflow.com上提问或回答问题。
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AngularJS ng-if with multiple conditions
...HTML5 was not written with Angular in mind. Instead the brilliant guys at google wrote Angular to instead - take advantage of the spec and thus writing an Angular Expression with "&" is very normal. Sure, I prefer to not put business rules in the View, just like when I do Razor View pages in...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
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It's October 2017, and Google makes Android Support Library with the new things call Lifecycle component. It provides some new idea for this 'Can not perform this action after onSaveInstanceState' problem.
In short:
Use lifecycle component to de...
Replace Fragment inside a ViewPager
...2012, repacing fragments in a ViewPager seems to have become a lot easier. Google released Android 4.2 with support for nested fragments, and it's also supported in the new Android Support Library v11 so this will work all the way back to 1.6
It's very similiar to the normal way of replacing a frag...
Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?
... The Unladen Swallow team has given up on removing the GIL: code.google.com/p/unladen-swallow/wiki/…
– Seun Osewa
Mar 20 '10 at 20:25
1
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Coalesce function for PHP?
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First hit for "php coalesce" on google.
function coalesce() {
$args = func_get_args();
foreach ($args as $arg) {
if (!empty($arg)) {
return $arg;
}
}
return NULL;
}
http://drupial.com/content/php-coalesce
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Troubleshooting “The use statement with non-compound name … has no effect”
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Since this question appears as the first result on Google for this error I will state how I fixed it.
Basically if you have a framework, say like Yii2 you will be used to having to do declare classes like:
use Yii;
use yii\db\WhatEver;
class AwesomeNewClass extends WhatEve...
Absolute vs relative URLs
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<title>Example</title>
<link href='//fonts.googleapis.com/css?family=Lato:300italic,700italic,300,700' rel='stylesheet' type='text/css'>
<link href="/style/style.css" rel="stylesheet" type="text/css" media="screen"></style>
</head>
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Non-CRUD operations in a RESTful service
... calls that seem to make more sense in RPC operation style. Example is the google maps api to find directions between two places. Looks like this:
http://maps.googleapis.com/maps/api/directions/json?origin=Jakkur&destination=Hebbal
They could have called it "findDirections" (verb) and treated i...
.NET obfuscation tools/strategy [closed]
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As of now, Google safe browsing flags woodmann's site as being unsafe. Also, woodmann's site has a whole article about him previously suffering a malware infection, so I don't really want to navigate his site when Google doesn't trust ...