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求助!关于拓展模块NotificationStyle的demo运行时报错的问题 - App Invent...

我使用的是demo程序进行测试,拓展程序链接: https://www.fun123.cn/reference/extensions/NotificationStyle.html 结果无论点什么按键都会报错: edu.mit.appinventor.aicompanion3: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be...
https://www.tsingfun.com/it/cpp/1878.html 

重构理论及实践——用工厂模式重构c++后台代码 - C/C++ - 清泛网 - 专注C/C...

...,这种情况不在少数吧? 帮助找到bug:“代码码完了测试通过了,我才不会去读呢,你说自己找bug?我去,我开发完了还要自己找bug,那要测试同学干嘛?”有过这种想法的自觉举手~ 提高编程速度:好的代码才更容易...
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How to validate an OAuth 2.0 access token for a resource server?

...d way for an RS to communicate with the AS for AT validation. My company (Ping Identity) has come up with one such approach for our commercial OAuth AS (PingFederate): https://support.pingidentity.com/s/document-item?bundleId=pingfederate-93&topicId=lzn1564003025072.html#lzn1564003025072__secti...
https://www.tsingfun.com/it/tech/473.html 

linux 下巧妙使用squid代理服务器 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...che broken_vary_encoding allow apache coredump_dir /var/spool/squid 3.测试机配置: 3.1 配ip 走代理,dns也不用配置(无需地址解析) 3.2 代理设置 IE 右击属性----连接-----局域网(LAN)设置 3.3 参考文档: 3.4 主文件配置: [root@gjp99...
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What are major differences between C# and Java?

...xecution time too, and work for value types as well as reference types, keeping the appropriate efficiency (e.g. a List<byte> as a byte[] backing it, rather than an array of boxed bytes.) C# doesn't have checked exceptions Java doesn't allow the creation of user-defined value types Java doesn'...
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数据存储组件 · App Inventor 2 中文网

...法删除会报错。 是否存在(作用域,路径) 测试在指定作用域内给出的路径是否存在。 是否是目录(作用域,路径) 测试在指定作用域内给出的路径是否是目录。 列出目录(作用域,目录名称) 获取给定目录中的文...
https://www.fun123.cn/reference/info/vip.html 

VIP会员中心 · App Inventor 2 中文网,少儿编程陪伴者

... AI伴侣测试 (限制时长) 中文文档 ...
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腾讯Tencent开源框架介绍(持续更新) - 开源 & Github - 清泛网 - 专注C/C++及内核技术

...使用者快速构建新的并发控制算法;通过验证系统提供的测试床,可以方便用户根据应用场景的需要,对目前主流的并发控制算法在相同的测试环境下进行公平的性能比较,选择一种最佳的并发控制算法。目前,验证系统已集成...
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Increasing the maximum number of TCP/IP connections in Linux

...se for the application that needs these sockets. Make sure to read post "Coping with the TCP TIME-WAIT" from Vincent Bernat to understand the implications. The net.ipv4.tcp_tw_recycle option is quite problematic for public-facing servers as it won’t handle connections from two different computers ...
https://www.tsingfun.com/it/tech/1429.html 

正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 如何使用本教程 正则表达式到底是什么东西? 入门 测试正则表达式 元字符 字符转义 重复 字符类 分枝条件 反义 分组 后向引用 零宽断言 负向零宽断言 注释 贪婪与懒惰 处理选项 平衡组/递归匹配 还有些什么东...