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DaffyMenu 扩展：弹出菜单扩展，为组件添加弹出式菜单功能 · App Inventor 2 中文网
...式菜单功能，支持多种菜单选项和自定义配置。
包名：com.gordonlu.daffymenu
版本：1
发布日期：2022年3月31日
下载链接
扩展文件：
com.gordonlu.daffymenu.aix
demo:
Test.aia
功能概述
扩展特...
How to change the remote repository for a git submodule?
... does this update the submodule url configuration for the previous commits also? ex if i checkout a older commit, will it point to new submodule urls?
– maxmelbin
Aug 16 '12 at 11:32
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Colors with unix command “watch”?
Some commands that I use display colors, but when I use them with watch the colors disappears:
6 Answers
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Are static variables shared between threads?
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There isn't anything special about static variables when it comes to visibility. If they are accessible any thread can get at them, so you're more likely to see concurrency problems because they're more exposed.
There is a visibility issue imposed by the JVM's memory model. Here's an ...
How do I install and use curl on Windows?
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ERROR 2006 (HY000): MySQL server has gone away
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You should be able to put this on the command line, which will avoid temporarily editing a system file:<code>mysql --max_allowed_packet=1GM</code>
– Jan Steinman
Feb 13 '15 at 7:45
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Convert to/from DateTime and Time in Ruby
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185
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Is it true that one should not use NSLog() on production code?
...p %@:(%d)> %@", self, [[NSString stringWithUTF8String:__FILE__] lastPathComponent], __LINE__, [NSString stringWithFormat:(s), ##__VA_ARGS__] )
#else
#define DebugLog( s, ... )
#endif
I found it easier to put this entire statement in the prefix header rather than its own file. You could, if...
PHP exec() vs system() vs passthru()
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They have slightly different purposes.
exec() is for calling a system command, and perhaps dealing with the output yourself.
system() is for executing a system command and immediately displaying the output - presumably text.
passthru() is for executing a system command which you wish the ra...
JUnit vs TestNG [closed]
... TestNG groups can be done in JUnit 4.8 with Categories: kentbeck.github.com/junit/doc/ReleaseNotes4.8.html.
– Kaitsu
Feb 1 '10 at 13:16
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