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Access lapply index names inside FUN
...on(x)eval.parent(quote(names(X)))[substitute(x)[[3]]]) works... I'll check what's going on.
– Ferdinand.kraft
Jan 15 '15 at 13:11
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iOS 7 status bar back to iOS 6 default style in iPhone app?
...e and technical reasons, why this is not always a good idea. You should do what is best for your users and not simply follow the whimsy of the platform.
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Why am I seeing “TypeError: string indices must be integers”?
... brackets, e.g., gravatar_id. So I'd first check your data variable to see what you received there; I guess that data is a list of strings (or at least a list containing at least one string) while it should be a list of dictionaries.
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Calling closure assigned to object property directly
...user_func().
call_user_func($obj->callback);
not elegant, though.... What @Gordon says is probably the only way to go.
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How do I set a variable to the output of a command in Bash?
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The nested sample above is what I was looking for. There may be a simpler way, but what I was looking for was the way to find out if a docker container already exists given its name in an environment variable. So for me: EXISTING_CONTAINER=$(docker ps ...
How can I use NSError in my iPhone App?
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Well, what I usually do is have my methods that could error-out at runtime take a reference to a NSError pointer. If something does indeed go wrong in that method, I can populate the NSError reference with error data and return nil...
Bash ignoring error for a particular command
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This is exactly what I needed
– sarink
Sep 24 '19 at 20:37
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How to make ng-repeat filter out duplicate results
...lter by nested properties: colection | uniq: 'property.nested_property'
What you can do, is something like that..
function MainController ($scope) {
$scope.orders = [
{ id:1, customer: { name: 'foo', id: 10 } },
{ id:2, customer: { name: 'bar', id: 20 } },
{ id:3, customer: { name: 'foo',...
Python dictionary from an object's fields
...tion:
>>> vars(a)
{'c': 2, 'b': 1}
Alternatively, depending on what you want to do, it might be nice to inherit from dict. Then your class is already a dictionary, and if you want you can override getattr and/or setattr to call through and set the dict. For example:
class Foo(dict):
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Best way to create an empty map in Java
...use the latter sometimes when the compiler cannot automatically figure out what kind of Map is needed (this is called type inference). For example, consider a method declared like this:
public void foobar(Map<String, String> map){ ... }
When passing the empty Map directly to it, you ha...