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Programmatically change log level in Log4j2
...e anything. I also tried looking in the package: org.apache.logging.log4j.core.config , but nothing in there looked helpful either.
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互联网运营人员必备的12款工具 - 资讯 - 清泛网 - 专注C/C++及内核技术
...它有多种动态模板，能实现文本和图片的滑动、隐现、放大缩小等动态效果。易企秀还与主流社会化媒体打通，方便了内容的分享与传播。
易企秀还有统计功能，你可以随时了解H5页面的传播效果。企业宣传、收集反馈、微信...
How to check “hasRole” in Java Code with Spring Security?
...curity context and then use that:
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHol...
技术和资本玩转创客圈 英特尔在中国的动作才刚刚开始 - 资讯 - 清泛网 - 专...
...多，而这部分资金主要用到了两处，一是与本地的政府、大学、科研机构、创客社区等合作建设了12家联合众创空间；二是线上创新中心，由“创客大爆炸”在线众创空间为主导(英特尔作为联合创建方)，整合硬享公社(英特尔的...
How to delete an object by id with entity framework
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It defies reason that this isn't part of the core EF library by now.
– nathanchere
Dec 4 '13 at 6:18
1
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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@Pacerier: on a single core machine, yes, but multi-core machines and multi-threaded programs can use more than 1 CPU second per elapsed second.
– Jonathan Leffler
Dec 16 '14 at 12:19
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How do I get only directories using Get-ChildItem?
...ively
Tested on PowerShell 4.0, PowerShell 5.0 (Windows 10), PowerShell Core 6.0 (Windows 10, Mac, and Linux), and PowerShell 7.0 (Windows 10, Mac, and Linux).
Note: On PowerShell Core, symlinks are not followed when you specify the -r switch. To follow symlinks, specify the -FollowSymlink switc...
Calculate the median of a billion numbers
...e network can be presumed to be instantaneous, for example if you have 100 cores with equal access to RAM containing the data.
Since network I/O is likely to be the bound, there might be some tricks you can play, at least for the data coming back to the control machine. For example, instead of send...
App Inventor 2 试验组件 · App Inventor 2 中文网
...。此版本使用 MIT 运行的代理，该代理又使用 ChatGPT 生成大语言模型。
注：此组件对AI伴侣要求最低版本为v2.67 (旧版本请扫码升级：帮助 -> AI伴侣信息)，编译为apk则不受限制安装后可正常运行。
demo程序下载：
chatgpt.aia
属...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
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Just to clarify: Core Graphics is built onto OS X where the coordinate system is upside down compared to iOS (y starting at the lower left hand side in OS X). That's why Core Graphics draws the image upside down whereas drawInRect handles thi...