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Git: Remove committed file after push
... with git checkout HEAD~2 /path/to/file? Edit: Looks like what I wanted in my case was simply git rm /path/to/file
– starscream_disco_party
Oct 10 '18 at 16:52
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【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 - ...
...调查、投票或观察自然来收集数据的好方法。例如，Track My Mood应用程序收集用户的隐私数据(你的感觉如何?)分为三类(“高兴”、“Angry”和“Sad”)。该应用程序将数据显示给你，这样你就可以理解它。哪种图表是最好的?显示数...
How to write binary data to stdout in python 3?
...en(sys.stdout.fileno(), "wb", closefd=False) as stdout:
stdout.write(b"my bytes object")
stdout.flush()
The good part is that it uses the normal file object interface, which everybody is used to in Python.
Notice that I'm setting closefd=False to avoid closing sys.stdout when exiting the ...
how can I see what ports mongo is listening on from mongo shell?
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My result is: { "argv" : [ "mongod" ], "parsed" : { }, "ok" : 1 } that doesn't tell me much. I guess it's telling me I'm on the default port.
– jcollum
Feb 20 '12 at 18:39
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What is the “realm” in basic authentication
...ld share credentials. If your credentials work for a page with the realm "My Realm", it should be assumed that the same username and password combination should work for another page with the same realm.
share
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What does && mean in void *p = &&abc;
...me can be said of most compilers. __forceinline? __declspec(naked)? One of my favourite MSVCisms is: template<typename T> class X { friend T; }, which is invalid C++03.
– Sebastian Mach
Aug 17 '12 at 8:20
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How can I access a JavaScript object which has spaces in the object's key?
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Use ECMAscripts "bracket notation":
myTextOptions[ 'character names' ].kid;
You can use that notation either way, reading & writting.
For more information read out here:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects...
How to trim whitespace from a Bash variable?
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Clever! This is my favorite solution as it uses built-in bash functionality. Thanks for posting! @San, it's two nested string trims. E.g., s=" 1 2 3 "; echo \""${s%1 2 3 }"\" would trim everything from the end, returning the le...
What is Dispatcher Servlet in Spring?
...L to another or to server. Can i have more than one DispatcherServlet in my appication. Do each class files have a separate DispatcherServlet.
– Kevin
May 4 '10 at 22:55
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What does Html.HiddenFor do?
... reason the scaffolding mechanism adds the ID field. Remove it from one of my tutorials and use Fiddler to see it's not in the post body.
– RickAndMSFT
May 10 '13 at 23:33
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