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MLKitDocScanner 拓展：文档扫描（自动找边缘、纠正透视、导出 PDF） · Ap...
... 属性
事件
方法
文件放在哪里
常见问题
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MLKitDocScanner 拓展
调起系统级的文档扫描界面：对着纸张一拍，自动找到四个角、纠正透视变形，还能裁剪、加黑白/增强滤镜...
How can one check to see if a remote file exists using PHP?
...PT_USERAGENT in addition to CURLOPT_NOBODY: davidwalsh.name/set-user-agent-php-curl-spoof
– rlorenzo
Aug 17 '12 at 22:30
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How to get file_get_contents() to work with HTTPS?
...he following script to see if there is an https wrapper available for your php scripts.
$w = stream_get_wrappers();
echo 'openssl: ', extension_loaded ('openssl') ? 'yes':'no', "\n";
echo 'http wrapper: ', in_array('http', $w) ? 'yes':'no', "\n";
echo 'https wrapper: ', in_array('https', $w) ? 'y...
MLKitCustomLabeler / MLKitCustomObjectDetector 拓展：用自己的 TFLite 模型 · App Inventor 2 中文网
... 运行环境：AI 伴侣联机需要 Android 11 及以上
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自定义模型拓展（两个）
基础模型只有粗类别 —— 图像标注是 400 个通用类，
目标检测只有 5 个大类。想认具体品类（花的...
MLKitFaceMesh 拓展：面部网格（468 个关键点） · App Inventor 2 中文网
... 运行环境：AI 伴侣联机需要 Android 11 及以上
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MLKitFaceMesh 拓展
检测 468 个面部关键点（带 x/y/z 坐标），用于 AR 贴纸定位、美颜、面部特效。
为什么选它：
完全离线。...
MassAssignmentException in Laravel
...he UsersTableSeeder seeder manually through artisan, like you did with the php artisan db:seed --class="UsersTableSeeder" command, you bypass this DatabaseSeeder class.
In this DatabaseSeeder class the command Eloquent::unguard(); allows temporary mass assignment on all tables, which is exactly wha...
SET NAMES utf8 in MySQL?
I often see something similar to this below in PHP scripts using MySQL
8 Answers
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Is there a use-case for singletons with database access in PHP?
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Singletons have very little - if not to say no - use in PHP.
In languages where objects live in shared memory, Singletons can be used to keep memory usage low. Instead of creating two objects, you reference an existing instance from the globally shared application memory. In PHP ...
Increment value in mysql update query
...lever for someone who knows what PDO is, but for me who's just diving into PHP/MySQL, it doesn't really shine a lot of light into the matter. Does PDO make that code smaller or more elegant? If so, please edit the answer or post one of your own where you show how it's better with PDO. Thanks.
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php implode (101) with quotes
Imploding a simple array
11 Answers
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