大约有 40,000 项符合查询结果(耗时:0.0386秒) [XML]

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What's the difference between utf8_general_ci and utf8_unicode_ci?

...languages or characters. On modern servers, this performance boost will be all but negligible. It was devised in a time when servers had a tiny fraction of the CPU performance of today's computers. Benefits of utf8mb4_unicode_ci over utf8mb4_general_ci utf8mb4_unicode_ci, which uses the Unicode r...
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Why are dates calculated from January 1st, 1970?

...1st, 1970) as default standard The Question makes two false assumptions: All time-tracking in computing is done as a count-since-1970. Such tracking is standard. Two Dozen Epochs Time in computing is not always tracked from the beginning of 1970 UTC. While that epoch reference is popular, various...
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Https Connection Android

...r methods like createSocket() and getDefaultCipherSuites(). // Hint: they all just make a call to member FACTORY } FullX509TrustManager is a class that implements javax.net.ssl.X509TrustManager, yet none of the methods actually perform any work, get a sample here. Good Luck! ...
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Why does Google +1 record my mouse movements? [closed]

... Yahel 35.3k2020 gold badges9898 silver badges150150 bronze badges answered Jul 18 '11 at 17:01 AnomieAnomie ...
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Remove all special characters from a string [duplicate]

...le to convert titles that could contain anything and have them stripped of all special characters so they only have letters and numbers and of course I would like to replace spaces with hyphens. ...
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Send email with PHPMailer - embed image in body

...PHPMailer, with images. The body is loaded from a html file, that contains all the info. 2 Answers ...
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When to use , tag files, composite components and/or custom components?

...nces be the only solution when a composite component doesn't suffice. Generally, having an <ui:include> with one or more <ui:param> which passes a managed bean property (and thus not a hardcoded value) is a signal that the include file can better be a tag file. Examples: How to create a...
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Laravel: Get base url

...to('/'); App::make('url')->to('/'); Or inject the UrlGenerator: <?php namespace Vendor\Your\Class\Namespace; use Illuminate\Routing\UrlGenerator; class Classname { protected $url; public function __construct(UrlGenerator $url) { $this->url = $url; } public...
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How to get screen dimensions as pixels in Android

...osef Pfleger 71.8k1515 gold badges9292 silver badges9898 bronze badges 13 ...
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counting number of directories in a specific directory

... can instead test the directory's children and do not descend into them at all: $ find .vim/* -maxdepth 0 -type d .vim/after .vim/autoload .vim/bundle .vim/colors .vim/compiler .vim/doc .vim/ftdetect .vim/ftplugin .vim/indent .vim/plugin .vim/syntax $ find .vim/* -maxdepth 0 -type d | wc -l 11 $ f...