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What is Angular.noop used for?
...laceholder when you need to pass some function as a param.
function foo (callback) {
// Do a lot of complex things
callback();
}
// Those two have the same effect, but the later is more elegant
foo(function() {});
foo(angular.noop);
...
What does “@private” mean in Objective-C?
... (id)init {
if (self = [super init]) {
other = [[MySecondClass alloc] init];
// Neither MyFirstClass nor MySecondClass provided any
// accessor methods, so if we're going to access any ivars
// we'll have to do it directly, like this:
other->publicNum...
How does the Google “Did you mean?” Algorithm work?
...gement tool. There is a lot of text data, company names etc. I've been really impressed with some search engines ability to very quickly respond to queries with "Did you mean: xxxx".
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Is there ever a time where using a database 1:1 relationship makes sense?
...
A 1:1 relationship typically indicates that you have partitioned a larger entity for some reason. Often it is because of performance reasons in the physical schema, but it can happen in the logic side as well if a large chunk of the data is expected...
What's the best Django search app? [closed]
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Haystack has been badly, if at all, supported for quite some time. I recommend you avoid it at this point. Maybe they will fix it in the future but its in a bad place now.
– Aaron Schif
Jul 31 '13 at 15:21
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How can I make robocopy silent in the command line except for progress?
...t I'd like it to only show the progress percentage while it copies and not all of the other information.
8 Answers
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How to append rows to an R data frame
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Not knowing what you are trying to do, I'll share one more suggestion: Preallocate vectors of the type you want for each column, insert values into those vectors, and then, at the end, create your data.frame.
Continuing with Julian's f3 (a preallocated data.frame) as the fastest option so far, def...
calculating the difference in months between two dates
...or is it more related to an actual span of time? The logic for determining all of these rules is non-trivial, so you'll have to determine your own and implement the appropriate algorithm.
If all you want is simply a difference in the months--completely disregarding the date values--then you can use...
How do I move an existing Git submodule within a Git repository?
... Since git 1.8.5, git mv old/submod new/submod works as expected and does all the plumbing for you. You might want to use git 1.9.3 or newer, because it includes fixes for submodule moving.
The process is similar to how you'd remove a submodule (see How do I remove a submodule?):
Edit .gitmod...
Copy rows from one Datatable to another DataTable?
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Though your answer technically is correct, your code sample doesn't address your assumptions. The answer by @RageeshGr handles all the assumptions and IMHO is written more concisely and is less error prone.
– chris.nesbit1
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