ChuckLu - 博客园

2022年11月24日

摘要： LINQ to SQL tools in Visual Studio LINQ to SQL was the first object-relational mapping technology released by Microsoft. It works well in basic scenar 阅读全文

posted @ 2022-11-24 15:34 ChuckLu 阅读(66) 评论(0) 推荐(0)

How to open .dbml in designer mode with VS?

摘要： How to open .dbml in designer mode with VS? 问题 After installing Visual Studio 2017, my LINQ To SQL .dbml definitions open in a XML editor instead of t 阅读全文

posted @ 2022-11-24 14:35 ChuckLu 阅读(43) 评论(0) 推荐(0)

2022年11月21日

SQL Server ':setvar' Error

摘要： SQL Server ':setvar' Error 回答1 The :setvar only works in SQL command mode, so you are possibly within normal SQL execution in the management studio an 阅读全文

posted @ 2022-11-21 10:31 ChuckLu 阅读(36) 评论(0) 推荐(0)

2022年11月20日

How to find event listeners on a DOM node in JavaScript or in debugging?

摘要： How to find event listeners on a DOM node in JavaScript or in debugging? 回答1 Chrome, Firefox, Vivaldi and Safari support getEventListeners(domElement) 阅读全文

posted @ 2022-11-20 14:46 ChuckLu 阅读(31) 评论(0) 推荐(0)

JS监听浏览器TAB被激活或者被离开

摘要： JS监听浏览器TAB被激活或者被离开监听窗口被离开或者被选中可以使用以下方法来实现 document.addEventListener('visibilitychange', function () { // 用户息屏、或者切到后台运行（离开页面） if (document.visibility 阅读全文

posted @ 2022-11-20 14:34 ChuckLu 阅读(2230) 评论(0) 推荐(0)

2022年11月19日

Understanding RGB Color, and Gamma

摘要： Understanding RGB Color, and Gamma It is a long page. First the color systems, and then the details of RGB below. There are other color systems, but t 阅读全文

posted @ 2022-11-19 19:42 ChuckLu 阅读(121) 评论(0) 推荐(0)

【python问题解决】UnicodeDecodeError ：'gb2312' codec can't decode bytes：illegal multibyte sequence

摘要：【python问题解决】UnicodeDecodeError ：'gb2312' codec can't decode bytes：illegal multibyte sequence 错误提示：UnicodeDecodeError ：'gb2312' codec can't decode byte 阅读全文

posted @ 2022-11-19 15:07 ChuckLu 阅读(3083) 评论(0) 推荐(0)

After Effects 2022-11-19

摘要： https://www.jianshu.com/p/66cdf4a2df9c Keylight 效果和预设，搜索keylight(1.2)，拖动到蓝幕的照片上。或者菜单效果-->Keying-->Keylight 设置ScreenColor,吸管吸取要扣除的颜色 screen gain 屏幕增益。阅读全文

posted @ 2022-11-19 12:48 ChuckLu 阅读(184) 评论(0) 推荐(0)

python 3 open() default encoding

摘要： python 3 open() default encoding 回答1 The default UTF-8 encoding of Python 3 only extends to byte->str conversions. open() instead uses your environmen 阅读全文

posted @ 2022-11-19 10:34 ChuckLu 阅读(188) 评论(0) 推荐(0)

How to setup Visual Studio Code to detect and set the correct encoding on file open

摘要： How to setup Visual Studio Code to detect and set the correct encoding on file open 回答1 Add guide by image : File >> Preferences >> Settings Enter aut 阅读全文

posted @ 2022-11-19 10:24 ChuckLu 阅读(34) 评论(0) 推荐(0)

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