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UITextField text change event
...ntext:context];
}
Credit to this answer regarding "context" management: https://stackoverflow.com/a/12097161/2078512
Note: Seems like while you are in the process of editing a UITextField with the built-in iOS keyboard, the "text" property of the text field is not updated with every new letter t...
Android: allow portrait and landscape for tablets, but force portrait on phone?
...an activity as setRequestedOrientation does if has to change orientation:
https://stackoverflow.com/a/27015879/1281930
Any way to limit border length?
... is there a way to do this on a circle?
– www139
Mar 13 '15 at 19:42
1
apply box-shado...
Singletons vs. Application Context in Android?
...rowser
Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.google.com"));
and the problem is that, if the handset doesn't have enough memory, most of your classes (even Singletons) are cleaned to get some memory so, when returning from the browser to my app, it crashed everytim...
How do I measure the execution time of JavaScript code with callbacks?
...libraries:
Available in Node >= 8.5, and should be in Modern Browers
https://developer.mozilla.org/en-US/docs/Web/API/Performance
https://nodejs.org/docs/latest-v8.x/api/perf_hooks.html#
Node 8.5 ~ 9.x (Firefox, Chrome)
// const { performance } = require('perf_hooks'); // enable for nod...
How to run a python script from IDLE interactive shell?
...ur file not in the same dir:
exec(open('./app/filename.py').read())
See https://stackoverflow.com/a/437857/739577 for passing global/local variables.
In deprecated Python versions
Python2
Built-in function: execfile
execfile('helloworld.py')
It normally cannot be called with arguments. But...
Centering a view in its superview using Visual Format Language
...sual Format Language. Both vertically and horizontally. Here is the demo:
https://github.com/evgenyneu/center-vfl
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How to check 'undefined' value in jQuery
..."){
//Some code goes here
}
Refer jquery API document of jquery.type https://api.jquery.com/jQuery.type/ for the same.
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What is the maximum recursion depth in Python, and how to increase it?
...calls through the resource module.
sys.setrecursionlimit mentioned e.g. at https://stackoverflow.com/a/3323013/895245 only increases the limit that the Python interpreter self imposes on its own stack size, but it does not touch the limit imposed by the Linux kernel on the Python process.
Example pr...
How to implement the factory method pattern in C++ correctly
...
You can read a very good solution in: http://www.codeproject.com/Articles/363338/Factory-Pattern-in-Cplusplus
The best solution is on the "comments and discussions", see the "No need for static Create methods".
From this idea, I've done a factory. Note that I'm using ...