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切换屏幕后如何自动恢复蓝牙连接 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...个布局，控制显示隐藏模拟实现多屏幕，速度还快！
2，保存屏幕 1 已经连接的硬件地址到微数据库，屏幕 2 拿出来，使用 connectwithaddress 方法在初始化事件中重新连接一次。
代码块超1.2w，编译apk报错 - 用户反馈 - 清泛IT社区，为创新赋能！
代码块超1.2w，编译apk报错
直接保存，http头300多K
编译，生成yail，头1.2M
RegEx for Javascript to allow only alphanumeric
I need to find a reg ex that only allows alphanumeric. So far, everyone I try only works if the string is alphanumeric, meaning contains both a letter and a number. I just want one what would allow either and not require both.
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Encoding as Base64 in Java
...erInterface is for JAXB provider use only.
– gebirgsbärbel
Dec 3 '13 at 22:45
11
I think that @g...
What is meant with “const” at end of function declaration? [duplicate]
...edited Dec 11 '18 at 17:34
Pat Mächler
39922 silver badges1212 bronze badges
answered Jun 29 '10 at 13:32
Jan...
MySQL “NOT IN” query
...ted Feb 15 '12 at 7:19
Jari Keinänen
1,15911 gold badge2020 silver badges3939 bronze badges
answered Jul 9 '11 at 16:11
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C# 能否获取一个对象所占内存的大小？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...dent();
long size = GetObjectSize(student); //139个字节
Student.txt保存的文本信息如下所示，通过文本信息，可以得知多出来的100多个字节，估计是就是这一串字符串吧。
JConsoleApplication3, Version=1.0.0.0, Culture=neutral, ...
How can I tell if a library was compiled with -g?
...me, using clang compiler in Android with cmake :)
– Pär Nils Amsen
May 26 '17 at 10:56
super great for a fast checkin...
How to specify a min but no max decimal using the range data annotation attribute?
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@ppumkin Använd ErrorMessage , i.e. [Range(0.0, Double.MaxValue, ErrorMessage = "your error here")]
– flafffl
Oct 10 '13 at 15:07
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Git: list only “untracked” files (also, custom commands)
... It also lists modified files.
– Frank-Rene Schäfer
Nov 2 '18 at 12:22
1
nice, but I get i...