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Running multiple AsyncTasks at the same time — not possible?
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AsyncTask uses a thread pool pattern for running the stuff from doInBackground(). The issue is initially (in early Android OS versions) the pool size was just 1, meaning no parallel computations for a bunch of AsyncTasks. But later they fixed t...
Put buttons at bottom of screen with LinearLayout?
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It is. Like @AND_DEV already said: Use layout_weight="1". With this your LinearLayout will occupy the height left on the screen; now you can set the gravity of your Buttons to bottom.
– Ahmad
Feb 8 '13 at 19:1...
Python function global variables?
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Within a Python scope, any assignment to a variable not already declared within that scope creates a new local variable unless that variable is declared earlier in the function as referring to a globally scoped variable with the keyword global.
Let's look at a modified version of y...
Windows XP or later Windows: How can I run a batch file in the background with no window displayed?
I know I have already answered a similar question ( Running Batch File in background when windows boots up ), but this time I need to launch a batch:
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How do I run all Python unit tests in a directory?
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python -m unittest discover -s <directory> -p '*_test.py'
You can read more in the python 2.7
or python 3.x unittest documentation.
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Algorithm to generate all possible permutations of a list?
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There is already plenty of good solutions here, but I would like to share how I solved this problem on my own and hope that this might be helpful for somebody who would also like to derive his own solution.
After some pondering about t...
AngularJS - Access to child scope
...r solutions:
Define properties in parents and access them from children (read the link above)
Use a service to share state
Pass data through events. $emit sends events upwards to parents until the root scope and $broadcast dispatches events downwards. This might help you to keep things semanticall...
Pass An Instantiated System.Type as a Type Parameter for a Generic Class
...as when you omit the type names, for example:
Type genericClass = typeof(IReadOnlyDictionary<,>);
Type constructedClass = genericClass.MakeGenericType(typeArgument1, typeArgument2);
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How to resume Fragment from BackStack if exists
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Reading the documentation, there is a way to pop the back stack based on either the transaction name or the id provided by commit. Using the name may be easier since it shouldn't require keeping track of a number that may cha...
Creating a BLOB from a Base64 string in JavaScript
...lob())
.then(console.log)
With this method you can also easily get a ReadableStream, ArrayBuffer, text, and JSON.
(fyi this also works with node-fetch in Node)
As a function:
const b64toBlob = (base64, type = 'application/octet-stream') =>
fetch(`data:${type};base64,${base64}`).then(res ...