大约有 45,000 项符合查询结果（耗时：0.0495秒） [XML]
List of installed gems?
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Gem::Specification.map {|a| a.name}
However, if your app uses Bundler it will return only list of dependent local gems. To get all installed:
def all_installed_gems
Gem::Specification.all = nil
all = Gem::Specification.map{|a| a.name}
Gem::Specification.reset
...
How to find and turn on USB debugging mode on Nexus 4
...his can be done by pressing the
Menu button while on your home screen and tapping “System settings”
Now scroll to the bottom and tap “About phone” or “About tablet”.
At the “About” screen, scroll to the bottom and tap on “Build number”
seven times.
Make sure you tap seven time...
How to take a screenshot programmatically on iOS
... will this take a screenshot if you are viewing a picture your app just took?
– John Riselvato
Dec 6 '12 at 4:36
5
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How to hide the “back” button in UINavigationController?
... find that this also works if you put the setHidesBackButton in the viewDidAppear message handler of the view you don't want to show the backbutton on.
– Anon
Jul 3 '13 at 18:46
2
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How to display multiple notifications in android
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If I see this right, the apporach from tieorange only works with seconds. So if you have multiple notifications at the same second, this will not work.
– testing
Sep 12 '17 at 16:01
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How to reset Django admin password?
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With this approach seems that the user can't access django admin
– keul
Jul 27 '16 at 16:02
3
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How to get all columns' names for all the tables in MySQL?
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that was what i was looking for :-) Wrote a java app doing the same stuff by now
– dieter
Apr 13 '11 at 11:57
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Google Espresso or Robotium [closed]
...by seamlessly synchronizing test actions and assertions with the UI of the application under test. Robotium attempts to address this with sleep/retry mechanisms, which are not only unreliable, but also cause tests to run slower than necessary.
API. Espresso has a small, well-defined and predictable ...
Get the client's IP address in socket.io
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Using the latest 1.0.6 version of Socket.IO and have my app deployed on Heroku, I get the client IP and port using the headers into the socket handshake:
var socketio = require('socket.io').listen(server);
socketio.on('connection', function(socket) {
var sHeaders = socket.han...
Archives not showing up in Organizer for Xcode 4
...switched Skip Install -> Release to NO. I'd set it to YES following the Apple advice... guess that was the wrong thing to do.
– Smikey
Mar 12 '11 at 17:25
14
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