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How can I list all collections in the MongoDB shell?
...ons
The reason I call that non-JavaScript is because:
$ mongo prodmongo/app --eval "show collections"
MongoDB shell version: 3.2.10
connecting to: prodmongo/app
2016-10-26T19:34:34.886-0400 E QUERY [thread1] SyntaxError: missing ; before statement @(shell eval):1:5
$ mongo prodmongo/app --eva...
MIT官方已升级至2.71版本，几乎就是仅增加一个全新主题 - App Inventor 2 ...
...n versions 2.71 (from Google Play) and 2.71u (directly downloaded from MIT App Inventor).
Features:
New user interface. Go to Settings > User Interface Settings > Neo to try it out
ChatBot component adds a new block, ConverseWithImage to ask questions about images (API key needs payment...
Is there a way to style a TextView to uppercase all of its letters?
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Seems like textAllCaps causes app to crash if you specified android:fontFamily in themes.xml.
– Alaa M.
Jul 18 '15 at 22:25
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What is the difference between a .xib file and a .storyboard?
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Apple introduced the concept of "storyboarding" in iOS5 SDK to simplify and better manage screens in your app. You can still use the .xib way of development.
Pre-storyboard, each UIViewController had an associated .xib with...
SecurityException: Permission denied (missing INTERNET permission?)
...I believe this post can still be worth reading as general problem analysis approach example.
Exception you are getting (SecurityException: Permission denied (missing INTERNET permission?)), clearly indicates that you are not allowed to do networking. That's pretty indisputable fact. But how can t...
What is the parameter “next” used for in Express?
... given, and assign it to req.user.
Below, you could have a route like:
app.get('/users', function(req, res) {
// check for and maybe do something with req.user
});
Since /users/123 will match the route in your example first, that will first check and find user 123; then /users can do somethi...
How to create EditText with cross(x) button at end of it?
... this is a inefficient way of doing it. yanchenko's answer is right approach of using compound drawables.
– numan salati
Apr 10 '13 at 15:48
4
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Controlling maven final name of jar artifact
... specify the "finalName" at the command line? (-Djar.finalName=x) does not appear to work.
– jayunit100
Jul 31 '13 at 19:27
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Singletons vs. Application Context in Android?
... problems of using singletons
and having seen several examples of Android applications using singleton pattern, I wonder if it's a good idea to use Singletons instead of single instances shared through global application state (subclassing android.os.Application and obtaining it through context.get...
Is it possible to set a custom font for entire of application?
I need to use certain font for my entire application. I have .ttf file for the same.
Is it possible to set this as default font, at application start up and then use it elsewhere in the application? When set, how do I use it in my layout XMLs?
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