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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 · App Inventor 2 中文网

...tor 2 中文网VIP会员免费享有基础版技术支持服务,有任何问题都可以在线及时得到解决,是创客学习App Inventor 2 必备之利器,欢迎体验! 切换 目录 关注 我们 ...
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Best Practice: Access form elements by HTML id or name attribute?

...submits it via AJAX (and you don't care about doing a regular submit as a fallback in case AJAX fails somehow), ...then you've made a mistake. – Doin Aug 18 '16 at 18:32 1 ...
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How to alias a table in Laravel Eloquent queries (or using Query Builder)?

...supports aliases on tables and columns with AS. Try $users = DB::table('really_long_table_name AS t') ->select('t.id AS uid') ->get(); Let's see it in action with an awesome tinker tool $ php artisan tinker [1] > Schema::create('really_long_table_name', function($...
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How to add an Access-Control-Allow-Origin header

...off2)$"> <IfModule mod_headers.c> Header set Access-Control-Allow-Origin "*" </IfModule> </FilesMatch> also in your remote CSS file, the font-face declaration needs the full absolute URL of the font-file (not needed in local CSS files): e.g. @font-face { font-fa...
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Auto detect mobile browser (via user-agent?) [closed]

...r agents and store unknowns as they are detected for revision and then manually figure out what they are. This last thing might be overkill in some cases. If you want to do it at Apache level, you can create a script which periodically generates a set of rewrite rules checking the user agent (or ju...
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How do I show multiple recaptchas on a single page?

...ave 2 forms on a single page. One of the forms has a recaptcha displaying all the time. The other should display a recaptcha only after a certain event such as maxing out login attempts. So there are times when I would need 2 recaptchas to appear on the same page. Is this possible? I know I cou...
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Update one MySQL table with values from another

...ster than the JOIN syntax. About 10.000 rows. – Alex2php Aug 22 '17 at 13:44 1 They key ingredien...
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TypeScript type signatures for functions with variable argument counts

...uses the ECMAScript 6 spread proposal, http://wiki.ecmascript.org/doku.php?id=harmony:spread but adds type annotations so this would look like, interface Example { func(...args: any[]): void; } share | ...
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How to make an AJAX call without jQuery?

How to make an AJAX call using JavaScript, without using jQuery? 23 Answers 23 ...
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Is it possible to make an HTML anchor tag not clickable/linkable using CSS?

... to use a framework. Your reluctance in using any framework is ridiculous. PHP is written in C. Does that mean you should write C and not use PHP? iOS has UIKit, Core Data, Quartz, etc. Flash has tons of commonly used 3rd party libraries. Again, each framework has its purpose. A purist, not-built-in...