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Dynamically load a JavaScript file
How can you reliably and dynamically load a JavaScript file? This will can be used to implement a module or component that when 'initialized' the component will dynamically load all needed JavaScript library scripts on demand.
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Tuples( or arrays ) as Dictionary keys in C#
...ht reference comarison...try: bool test = new Tuple<int, string>(1, "foo").Equals(new Tuple<int, string>(1, "Foo".ToLower()));
– Mike Marynowski
Aug 5 '13 at 5:09
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How do I trim whitespace?
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For leading and trailing whitespace:
s = ' foo \t '
print s.strip() # prints "foo"
Otherwise, a regular expression works:
import re
pat = re.compile(r'\s+')
s = ' \t foo \t bar \t '
print pat.sub('', s) # prints "foobar"
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Collections.emptyList() vs. new instance
...5.0 you can specify the type of element in the container:
Collections.<Foo>emptyList()
I concur with the other responses that for cases where you want to return an empty list that stays empty, you should use this approach.
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JavaScript variable number of arguments to function
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Sure, just use the arguments object.
function foo() {
for (var i = 0; i < arguments.length; i++) {
console.log(arguments[i]);
}
}
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What's the easy way to auto create non existing dir in ansible
...ame: Add file or template to remote instance
template:
src: foo.txt.j2
dest: "{{ dest_path }}"
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Django template how to look up a dictionary value with a variable
...he following lookups,
in this order:
Dictionary lookup. Example: foo["bar"]
Attribute lookup. Example: foo.bar
List-index lookup. Example: foo[bar]
But you can make a filter which lets you pass in an argument:
https://docs.djangoproject.com/en/dev/howto/custom-template-tags/#wr...
How do you explicitly set a new property on `window` in TypeScript?
... as used by TypeScript 2.0.8. Example: export default class MyClass{ foo(){ ... } ... } interface MyWindow extends Window{ mc: MyClass } declare var window: MyWindow window.mc = new MyClass() Then you can call foo() e.g. from the Chrome Dev Tools console like mc.foo()
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Object-orientation in C
...;super.vtable = &derived1_vtable;
/* init base members d->super.foo */
/* init derived1 members d->foo */
}
struct derived2
{
struct base super;
/* derived2 members */
};
void derived2_dance(struct derived2 *d)
{
/* implementation of derived2's dance function */
}
vo...
Node.js spawn child process and get terminal output live
I have a script that outputs 'hi', sleeps for a second, outputs 'hi', sleeps for 1 second, and so on and so forth. Now I thought I would be able to tackle this problem with this model.
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