ChuckLu - 博客园

2022年7月12日

Learn Vue 3, a Front-End JavaScript Framework

摘要： Learn Vue 3, a Front-End JavaScript Framework Vue.js Course for Beginners [2021 Tutorial] Vue is one of the more popular front-end JavaScript framewor 阅读全文

posted @ 2022-07-12 16:35 ChuckLu 阅读(36) 评论(0) 推荐(0)

Difference between Return and Break statements

摘要： Difference between Return and Break statements How does a return statement differ from break statement?. If I have to exit an if condition, which one 阅读全文

posted @ 2022-07-12 15:02 ChuckLu 阅读(26) 评论(0) 推荐(0)

What does threadsafe mean?

摘要： What does threadsafe mean? 回答1 Eric Lippert has a nice blog post entitled What is this thing you call "thread safe"? about the definition of thread sa 阅读全文

posted @ 2022-07-12 14:10 ChuckLu 阅读(49) 评论(0) 推荐(0)

Use anonymous type for LINQ based lists instead of var

摘要： Use anonymous type for LINQ based lists instead of var 问题 I've LINQ requests that return anonymous types like: var result = context.Table1.Select( x = 阅读全文

posted @ 2022-07-12 10:27 ChuckLu 阅读(29) 评论(0) 推荐(0)

2022年7月11日

Determine what is blocking UI thread

摘要： Determine what is blocking UI thread 问题 I am working on a rather large .NET WPF real-time application. The application is working great and as expecte 阅读全文

posted @ 2022-07-11 13:41 ChuckLu 阅读(37) 评论(0) 推荐(0)

What does SynchronizationContext do?

摘要： What does SynchronizationContext do? 问题 In the book Programming C#, it has some sample code about SynchronizationContext: SynchronizationContext origi 阅读全文

posted @ 2022-07-11 11:19 ChuckLu 阅读(39) 评论(0) 推荐(0)

When should I use ConfigureAwait(true)?

摘要： When should I use ConfigureAwait(true)? 问题 Has anyone come across a scenario for using ConfigureAwait(true)? Since true is the default option I cannot 阅读全文

posted @ 2022-07-11 11:16 ChuckLu 阅读(51) 评论(0) 推荐(0)

2022年7月8日

SQL Server阻塞与锁

摘要：在讨论阻塞与加锁之前，需要先理解一些核心概念：并发性、事务、隔离级别、阻塞锁及死锁。并发性是指多个进程在相同时间访问或者更改共享数据的能力。一般情况而言，一个系统在互不干扰的情况下可以激活的并发用户的进程数越多，该系统的并发性就越强。就像通常所说的系统性能表现，系统同时处理的并发用户数越多，说明系阅读全文

posted @ 2022-07-08 14:37 ChuckLu 阅读(172) 评论(0) 推荐(0)

Questions About T-SQL Transaction Isolation Levels You Were Too Shy to Ask

摘要： Questions About T-SQL Transaction Isolation Levels You Were Too Shy to Ask Every time you access a relational database to make a query, you have an im 阅读全文

posted @ 2022-07-08 14:31 ChuckLu 阅读(33) 评论(0) 推荐(0)

SQL Server table hints – WITH (NOLOCK) best practices

摘要： SQL Server table hints – WITH (NOLOCK) best practices SQL Server table hints are a special type of explicit command that is used to override the defau 阅读全文

posted @ 2022-07-08 14:30 ChuckLu 阅读(65) 评论(0) 推荐(0)

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