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How do I format a string using a dictionary in python-3.x?
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Python 3.2 introduced format_map. Similar to str.format(**mapping), except that mapping is used directly and not copied to a dict. This is useful if for example mapping is a dict subclass
– diapir
Jan 17 '15 at 14:...
How do I get indices of N maximum values in a NumPy array?
...t;> a = [1, 3, 2, 4, 5]
>>> heapq.nlargest(3, range(len(a)), a.__getitem__)
[4, 3, 1]
If you use Python 2, use xrange instead of range.
Source: heapq — Heap queue algorithm
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C# binary literals
...t separators via underscore characters).
An example:
int myValue = 0b0010_0110_0000_0011;
You can also find more information on the Roslyn GitHub page.
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Using Java with Nvidia GPUs (CUDA)
...be executed in parallel, using a Thread Pool.
https://github.com/pcpratts/rootbeer1 : An open-source library for converting parts of Java into CUDA programs. It offers dedicated interfaces that may be implemented to indicate that a certain class should be executed on the GPU. In contrast to Aparapi...
How do I use Java to read from a file that is actively being written to?
...verflow.com/a/559146/1255493
public void run() {
try {
while (_running) {
Thread.sleep(_updateInterval);
long len = _file.length();
if (len < _filePointer) {
// Log must have been jibbled or deleted.
this.appendMessa...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...; tagging in the default views and how "ugly" it is. That opinion is often rooted in being used to the WebForms approach, which just moves most of the classic ASP ugliness into the code-behind file.
Even without doing code-behinds "wrong", you have things like OnItemDataBound in Repeaters, which is...
Android: how to make keyboard enter button say “Search” and handle its click?
...w v, int actionId, KeyEvent event) {
if (actionId == EditorInfo.IME_ACTION_SEARCH) {
performSearch();
return true;
}
return false;
}
});
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urlencode vs rawurlencode?
...php)
Returns a string in which all non-alphanumeric characters except -_.~ have been replaced with a percent (%) sign followed by two hex digits. This is the encoding described in » RFC 3986 for protecting literal characters from being interpreted as special URL delimiters, and for protecting U...
Javascript/DOM: How to remove all events of a DOM object?
...the returned function and create some weird removeAllEvents function:
var _eventHandlers = {}; // somewhere global
const addListener = (node, event, handler, capture = false) => {
if (!(event in _eventHandlers)) {
_eventHandlers[event] = []
}
// here we track the events and their node...
Why is good UI design so hard for some Developers? [closed]
...n science, and some from CS. Most are hybrids, but every hybrid has deeper roots in one or more fields. If this interests you, look around and try to understand the differences between these programs. Some offer online courses and certificate programs in addition to full-fledged degrees.
Why UI de...