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Permanently add a directory to PYTHONPATH?
...xist
mkdir -p "$SITEDIR"
# create new .pth file with our path
echo "$HOME/foo/bar" > "$SITEDIR/somelib.pth"
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How to use a filter in a controller?
... Filter to the filter name, no matter what naming convention you're using:
foo is referenced by calling fooFilter
fooFilter is referenced by calling fooFilterFilter
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C++ Dynamic Shared Library on Linux
...terface.hpp:
class Base {
public:
virtual ~Base() {}
virtual void foo() const = 0;
};
using Base_creator_t = Base *(*)();
Shared library content:
#include "Interface.hpp"
class Derived: public Base {
public:
void foo() const override {}
};
extern "C" {
Base * create() {
return...
Sort a list of tuples by 2nd item (integer value) [duplicate]
...
For an in-place sort, use
foo = [(list of tuples)]
foo.sort(key=lambda x:x[0]) #To sort by first element of the tuple
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How to instantiate a File object in JavaScript?
.../developer.mozilla.org/en-US/docs/Web/API/File/File
var file = new File(["foo"], "foo.txt", {
type: "text/plain",
});
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How to check a not-defined variable in JavaScript
... referring to a variable declared that has not been assigned to. eg: var foo; // foo exists but does not have a value
– Wally Lawless
May 13 '09 at 14:29
3
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Sort JavaScript object by key
... by its keys/properties, alphabetically:
const unordered = {
'b': 'foo',
'c': 'bar',
'a': 'baz'
};
console.log(JSON.stringify(unordered));
// → '{"b":"foo","c":"bar","a":"baz"}'
const ordered = {};
Object.keys(unordered).sort().forEach(function(key) {
ordered[key] = unord...
How to spyOn a value property (rather than a method) with Jasmine
... in your test you can check that the property is set with:
stub.valueA = 'foo';
expect(stub.setValueA).toHaveBeenCalledWith('foo');
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Number of elements in a javascript object
...ction()
{
var i = 0;
for ( var p in this ) i++;
return i;
}
alert( {foo:"bar", bar: "baz"}.length() ); // alerts 3
But this creates problems, or at least questions. All user-created properties are counted, including the _length function itself! And while in this simple example you could a...
Git is ignoring files that aren't in gitignore
...ore only newly-added files, not ones already in the repo. So when I added "foo/" to my .gitignore, it ignored only recently added files in foo subdirectories and not all files. Took me an hour to figure out why some files were being ignored and others weren't.
– ccleve
...