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Postgres could not connect to server
... old databases and then reinitialized the postgres db schema.
Thanks to https://github.com/Homebrew/homebrew/issues/35240 for that solution.
After regenerating my databases (with rake db:create) everything worked fine again.
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Repeat Character N Times
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The most performance-wice way is https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeat
Short version is below.
String.prototype.repeat = function(count) {
if (count < 1) return '';
var result = '', patt...
FFmpeg C API documentation/tutorial [closed]
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I've been keeping the Dranger ffmpeg tutorials up to date here: https://github.com/mpenkov/ffmpeg-tutorial
I've tried to keep the code changes minimal while fixing bugs and rewriting deprecated parts.
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Where are the Assertion Methods list from Django TestCase? [closed]
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the link that worked for me is https://docs.djangoproject.com/en/dev/topics/testing/overview/#assertions
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git how to disable push [duplicate]
... able to reset its URL to use the read-only Git protocol instead of SSH or HTTPS. E.g., for a project on GitHub, do
git remote set-url <remote> git://github.com/Team/Project.git
where <remote> is commonly origin. git remote -v will give you a list of remotes; those that start with htt...
Genymotion安卓模拟器个人免费版下载 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...下载Genymotion - 强大好用高性能的 Android 模拟器1、官网（https://www.genymotion.com），注册、邮箱验证、登录。
2、由于Genymotion是收费（30天试用）的，所以这里下载个人版，地址：https://www.genymotion.com/get-full-version/ 下载个人版，如...
网上免登陆找素材、处理素材技巧 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...材”平台，不用登陆即可下载声音，体验很不错，网址：https://sc.chinaz.com/yinxiao/。
同样也可以找图片素材：https://sc.chinaz.com/tu/
2、处理图片（在线ps）：
功能及体验接近桌面版的Photoshop，无需安装，在线即可处理图...
BLE（五）移动端工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
文章源自：https://www.gandalf.site/2018/12/ble.html
0x1 Android手机抓取app蓝牙数据0x11 Android蓝牙HCI日志在部分Android机型为开发人员提供了保存蓝牙日志的选项，即可保存手机向设备发送的数据和设备响应的数据，打开方式如下：
开发...
App Inventor 2 QRCode 扩展：二维码扫描及生成方案都在这里 - App Invento...
1、QRCode 二维码扫码：
使用原生的“条码扫描器”组件：
2、二维码生成的方案：
html + js + Web浏览器 方案：https://puravidaapps.com/qr.php
QRCodeGenerator 拓展方案：https://community.appinventor.mi ... tor-extension/47908
MIT官方已升级至2.71版本，几乎就是仅增加一个全新主题 - App Inventor 2 ...
...or.
Note: Sites with restrictive firewalls will need to unblock access to https://.appinv.net (where the “” means any site name). This domain (appinv.net) is used exclusively to distribute the code of MIT App Inventor. Different host names are used for different versions.
Bug Fixes:
Fix a 4...