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Is the list of Python reserved words and builtins available in a library?
Is the list of Python reserved words and builtins available in a library? I want to do something like:
1 Answer
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Length of generator output [duplicate]
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I have a filtered list I expect to be on the order of 2000000000 elements. I can't just use a regular list; I need to use a generator. Now, because of how these elements are being sourced, I can actually run through them pretty efficien...
angular.element vs document.getElementById or jQuery selector with spin (busy) control
...tion. If jQuery is not available, angular.element delegates to Angulars built-in subset of jQuery, that called "jQuery lite" or jqLite.
All element references in Angular are always wrapped with jQuery or jqLite (such as the element argument in a directives compile or link function). They are never r...
Remove last character of a StringBuilder?
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Others have pointed out the deleteCharAt method, but here's another alternative approach:
String prefix = "";
for (String serverId : serverIds) {
sb.append(prefix);
prefix = ",";
sb.append(serverId);
}
Alternatively, use the Joiner class from Guava :)
As of Java 8, StringJoiner is pa...
How to handle code when app is killed by swiping in android?
...de your Manifest file, keep flag stopWithTask as true for Service. Like:
<service
android:name="com.myapp.MyService"
android:stopWithTask="true" />
But as you say you want to unregister listeners and stop notification etc, I would suggest this approach:
Inside your Manifest file, ...
JavaScript ternary operator example with functions
... ternary syntax in your question; I like the last one the best...
x = (1 < 2) ? true : false;
The use of ternary here is totally uncessesary - you could simply write
x = (1 < 2);
Likewise, the condition element of a ternary statement is always evaluated as a Boolean value, therefore you ...
Using querySelectorAll to retrieve direct children
...think of another way to handle your situation without adding more custom filter logic (e.g. find myDiv.getElementsByClassName("foo") whose .parentNode === myDiv), and obviously not ideal if you're trying to support one code path that really just wants to take an arbitrary selector string as input an...
How to pretty-print a numpy.array without scientific notation and with given precision?
...57 0.348]
But outside the with-suite the print options are back to default settings:
print(x)
# [ 0.07334334 0.46132615 0.68935231 0.75379645 0.62424021 0.90115836
# 0.04879837 0.58207504 0.55694118 0.34768638]
If you are using an earlier version of NumPy, you can create the cont...
Cast to int vs floor
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Even when the result is positive it's not guaranteed. See this and this.
– user202729
May 16 '18 at 3:38
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while (1) vs. while(True) — Why is there a difference (in python 2 bytecode)?
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In Python 2.x, True is not a keyword, but just a built-in global constant that is defined to 1 in the bool type. Therefore the interpreter still has to load the contents of True. In other words, True is reassignable:
Python 2.7 (r27:82508, Jul 3 2010, 21:12:11)
[GCC 4.0.1 ...