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扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...RACT
MIT App Inventor is a block-based event-driven programming tool that allows everyone, especially novices, to start programming and building fully functional apps for Android devices. Compared to traditional text programming with Android Studio, it has limited features. We enabled App Inventor ...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...RACT
MIT App Inventor is a block-based event-driven programming tool that allows everyone, especially novices, to start programming and building fully functional apps for Android devices. Compared to traditional text programming with Android Studio, it has limited features. We enabled App Inventor ...
Suppress command line output
... invocation to this:
taskkill /im "test.exe" /f >nul 2>&1
and all will be better.
That works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which wa...
Custom method names in ASP.NET Web API
...I want to have a method named Authenticate. I see examples of how to do GetAll, GetOne, Post, and Delete, however what if I want to add extra methods into these services? For instance, my UsersService should have a method called Authenticate where they pass in a username and password, however it doe...
Convert datetime to Unix timestamp and convert it back in python
...m UTC.
If you have, or can upgrade to, Python 3.3 or later, you can avoid all of these problems by just using the timestamp method instead of trying to figure out how to do it yourself. And even if you don't, you may want to consider borrowing its source code.
(And if you can wait for Python 3.4, ...
Choose Git merge strategy for specific files (“ours”, “mine”, “theirs”)
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Is it possible to accept theires for all files that are left umerged?
– aslakjo
Dec 20 '13 at 9:57
43
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How to write a simple database engine [closed]
...ny, so I am hoping someone else can point me in the right direction. Basically, I would like information on the following:
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Volatile Vs Atomic [duplicate]
...icInteger and AtomicReference, provide a wider variety of operations atomically, specifically including increment for AtomicInteger.
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Where am I? - Get country
An android mobile actually does know quite well where it is - but is there a way of retrieving the country by something like a country code?
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...en Ubuntu 16.04 if not later).
Another downside is that since you aren't calling an explicit executable, it's got the potential for mistakes, and on multiuser systems security problems (if someone managed to get their executable called bash in your path, for example).
#!/usr/bin/env bash #lends yo...