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Enabling WiFi on Android Emulator
...y
running the emulator with the command line parameter -feature -Wifi.
from https://developer.android.com/studio/releases/emulator.html#26-1-3
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How to remove an item from an array in AngularJS scope?
...ular, but with Array methods. The proper way to remove a particularly item from an array is with Array.splice. Also, when using ng-repeat, you have access to the special $index property, which is the current index of the array you passed in.
The solution is actually pretty straightforward:
View:
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What is an alternative to execfile in Python 3?
...l need to close that file handle too. Another reason to dislike the change from python 2.
– Rebs
Oct 19 '15 at 5:02
3
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private[this] vs private
In Scala I see such feature as object-private variable. From my not very rich Java background I learnt to close everything (make it private) and open (provide accessors) if necessary. Scala introduces even more strict access modifier. Should I always use it by default? Or should I use it only in som...
The tilde operator in Python
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It is a unary operator (taking a single argument) that is borrowed from C, where all data types are just different ways of interpreting bytes. It is the "invert" or "complement" operation, in which all the bits of the input data are reversed.
In Python, for integers, the bits of the twos-c...
Android and setting alpha for (image) view alpha
...ew ImageView(this);
myImageView.setAlpha(xxx);
In pre-API 11:
range is from 0 to 255 (inclusive), 0 being transparent and 255 being opaque.
In API 11+:
range is from 0f to 1f (inclusive), 0f being transparent and 1f being opaque.
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How do I capture response of form.submit
...the 'action' attribute of the form; i.e. it is not the submit destination. From the docs: target - Identifies the element(s) in the page to be updated with the server response.
– JCotton
Aug 10 '11 at 23:41
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What is the advantage of using async with MVC5?
...st example works:
When a request hits the action, ASP.NET takes a thread from the thread pool and starts executing it.
The IdentityManager.Authentication.CheckPasswordAndSignIn method is invoked. This is a blocking call -> during the entire call the worker thread is being jeopardized.
And her...
Implicit type conversion rules in C++ operators
...at
int / int = int
For more detail answer. Look at what the section §5/9 from the C++ Standard says
Many binary operators that expect
operands of arithmetic or enumeration
type cause conversions and yield
result types in a similar way. The
purpose is to yield a common type,
which is also the type...
Getting rid of bullet points from
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To remove bullet points from unordered lists , you can use:
list-style: none;
You can also use:
list-style-type: none;
Either works but the first is a shorter way to get the same result.
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