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When should I use “this” in a class?
... to a current object. But I do not know when I really need to use it. For example, will be there any difference if I use x instead of this.x in some of the methods? May be x will refer to a variable which is local for the considered method? I mean variable which is seen only in this method.
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Split large string in n-size chunks in JavaScript
...spaces, it does not count in the length"? Yes, . does not match newline at all. I will update the answer so that it takes \n and \r into account.
– Vivin Paliath
Apr 17 '15 at 21:14
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Can I change the size of UIActivityIndicator?
Whatever size i give to it while allocation, it shows fixed size only. Is it possible to increase it?
9 Answers
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What is the overhead of creating a new HttpClient per call in a WebAPI client?
...nt?
Is it better to have one instance of the HttpClient for multiple calls?
7 Answers
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How do I get the current absolute URL in Ruby on Rails?
...equest.url instead of request.request_uri. This combines the protocol (usually http://) with the host, and request_uri to give you the full address.
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href overrides ng-click in Angular.js
... am using AngularJS routing and need to maintain state in a service so for all of my internal application links I use $location, but removing href make it impossible for search engines to follow along the site.
– Darrrrrren
Nov 7 '14 at 13:34
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How to change context root of a dynamic web project in Eclipse?
...hought I'd answer anyway.
Some of these answers give workarounds. What actually must happen is that you clean and re-publish your project to "activate" the new URI. This is done by right-clicking your server (in the Servers view) and choosing Clean. Then you start (or restart it). Most of the other ...
Why is a ConcurrentModificationException thrown and how to debug it
...his will throw a ConcurrentModificationException when the it.hasNext() is called the second time.
The correct approach would be
Iterator it = map.entrySet().iterator();
while (it.hasNext())
{
Entry item = it.next();
it.remove();
}
Assuming this iterator supports the remo...
Advantages of std::for_each over for loop
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The nice thing with C++11 (previously called C++0x), is that this tiresome debate will be settled.
I mean, no one in their right mind, who wants to iterate over a whole collection, will still use this
for(auto it = collection.begin(); it != collection.end() ; ++...
Create a dictionary with list comprehension
...(key)) for key in keys)
In simple cases you don't need a comprehension at all...
But if you already have iterable(s) of keys and/or values, just call the dict built-in directly:
1) consumed from any iterable yielding pairs of keys/vals
dict(pairs)
2) "zip'ped" from two separate iterables of keys/v...