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How to detect the device orientation using CSS media queries?
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CSS to detect screen orientation:
@media screen and (orientation:portrait) { … }
@media screen and (orientation:landscape) { … }
The CSS definition of a media query is at http://www.w3.org/TR/css3-mediaqueries/#orientation
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Is a Python list guaranteed to have its elements stay in the order they are inserted in?
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what if I return a local list from a function and use that in the calling function. That is def fn_1(): lst = [] lst.append(1) lst.append(2) return lst and def fn_2(): print(fn_1()) Will the order be same ALWAYS irrespective of how many times or where ever I use fn_1() ?...
乐高机器人®组件 · App Inventor 2 中文网
... Specifies the bottom of the range used for the BelowRange, WithinRange,
and AboveRange events.
ColorChangedEventEnabled
Specifies whether the ColorChanged event should fire when the DetectColor
property is set to True and the detected color changes
Mode
The current mode of the sensor. On...
Setting PayPal return URL and making it auto return?
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Log in to your PayPal account at https://www.paypal.com or https://www.sandbox.paypal.com
The My Account Overview page appears.
Click the gear icon top right.
The Profile Summary page appears.
Click the My Selling Preferences link in the left column.
Under the Selling Online section, ...
How do I install Python OpenCV through Conda?
...to import cv2.cv (am I missing something obvious?)
– Andy Hayden
Aug 13 '15 at 5:03
2
This works ...
Why should the “PIMPL” idiom be used? [duplicate]
...ged much anyway. The code I'm looking at seems to be taking the safe road and using pimpl everywhere.
– JeffV
Sep 13 '08 at 15:23
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Difference between ref and out parameters in .NET [duplicate]
What is the difference between ref and out parameters in .NET? What are the situations where one can be more useful than the other? What would be a code snippet where one can be used and another can't?
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endsWith in JavaScript
...th) === suffix approach is fastest on Chrome, the same on IE11 as indexOf, and only 4% slower (fergetaboutit territory) on Firefox: jsperf.com/endswith-stackoverflow/14 And faster across the board when the result is false: jsperf.com/endswith-stackoverflow-when-false Of course, with ES6 adding endsW...
Naming Classes - How to avoid calling everything a “Manager”? [closed]
... but where possible I try to copy the names already in the .NET framework, and I look for ideas in the Java and Android frameworks.
It seems Helper, Manager, and Util are the unavoidable nouns you attach for coordinating classes that contain no state and are generally procedural and static. An alte...
How do I get PyLint to recognize numpy members?
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@Peter 's solution working in Windows 7 x64 and Visual Studio Code 1.15.1!!
– BSP
Sep 4 '17 at 13:15
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