大约有 612 项符合查询结果（耗时：0.0114秒） [XML]
How to get current foreground activity context in android?
...yManager)context.getSystemService(Context.ACTIVITY_SERVICE);
ComponentName cn = am.getRunningTasks(1).get(0).topActivity;
UPDATE 2018/10/03
getRunningTasks() is DEPRECATED. see the solutions below.
This method was deprecated in API level 21.
As of Build.VERSION_CODES.LOLLIPOP, this method is no l...
Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification
...debug parameters to see remote "Certificate chain" in logs, then grep the "CN" in truststore explicitly passed (instead of default) as follows, if not present, you need to add. ssllabs.com/ssltest/analyze.html will show if server side certs has incomplete chain, and includes intermediate certificati...
二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的编码。
（全文完）
文章转自： 酷 壳 – CoolShell.cn
二维码 细节 原理
【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...器查看），凑合着看吧~
文章转载自：https://mc.dfrobot.com.cn/thread-316532-1-1.html
文章aia源码如下：
[hide][/hide]
资源地址：https://drive.google.com/drive/f ... 0BGKOaa?usp=sharing（如打不开可以直接在附件中下载）
数据在行动1：使用柱...
How do you use https / SSL on localhost?
...ompt:
cd C:\Program Files (x86)\Windows Kits\8.1\bin\x64
makecert -r -n "CN=localhost" -b 01/01/2000 -e 01/01/2099 -eku 1.3.6.1.5.5.7.3.3 -sv localhost.pvk localhost.cer
cert2spc localhost.cer localhost.spc
pvk2pfx -pvk localhost.pvk -spc localhost.spc -pfx localhost.pfx
2.) Import certificat...
Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
...rticles/Unicode.html
* 谈谈Unicode编码
http://www.pconline.com.cn/pcedu/empolder/gj/other/0505/616631.html
* RFC3629: UTF-8, a transformation format of ISO 10646(如果实现UTF-8的规定)
http://www.ietf.org/rfc/rfc3629.txt
Unicode UTF-8 互转
What is the difference between and ?
...(Englishes) but (mostly) only one US English. One would guess there are en-CN, en-GB, en-AU. Guess there might even be Austrian English but that's more yes you can than yes there is.
share
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impro...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
...似，但TaifunSQLite是收费的，美刀。
.aix 拓展下载：
cn.fun123.SQLite.aix
SQLite
SQLite 是 Android 内置的小型、快速、独立的 SQL（结构化查询语言）数据库引擎。
SQL 语句用于创建、选择、更新和删除一个或多个表...
How can I show the name of branches in `git log`?
...the element what should be coloured. e.g. git log --pretty=format:"%cd %h %cn %s %C(auto)%d"
– Radon8472
Feb 5 '18 at 9:11
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