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printf() formatting for hex
...d their meanings are:
...
# The result is converted to an "alternative form". ... For x (or X)
conversion, a nonzero result has 0x (or 0X) prefixed to it. ...
(Emphasis added.)
Note that using %#X will use upper-case letters for the hex digits and 0X as the prefix; using %#x will use lowe...
What does yield mean in PHP?
...
The heart of a generator function is the yield keyword. In its simplest form, a yield statement looks much like a return statement, except that instead of stopping execution of the function and returning, yield instead provides a value to the code looping over the generator and pauses execution o...
How to use JavaScript source maps (.map files)?
...ASS or LESS file and compile it to CSS, it looks nothing like its original form. If you enable sourcemaps, then you can see the original state of the file, instead of the modified state.
So, to answer you questions in order:
What is it for? To de-reference uglified code
How can a developer use it? ...
How do I get logs/details of ansible-playbook module executions?
...re are other modules besides the debug module if you want the output to be formatted differently. There's json, yaml, unixy, dense, minimal, etc. (full list).
For example, with stdout_callback = yaml, the output will look something like this:
TASK [Say Hello] **********************************
cha...
Asynchronous vs synchronous execution, what does it really mean? [closed]
... The quicksort routine, for example, splits the list into two lists and performs a quicksort on each of them, calling itself (quicksort) recursively. In both of the above examples, the two tasks can (and often were) executed asynchronously. They do not need to be on separate threads. Even a machine...
Close Window from ViewModel
...digm you have to abstract the type of the view with an interface.
MVVM conform solution (Former EDIT2)
the user Crono mentions a valid point in the comment section:
Passing the Window object to the view model breaks the MVVM pattern
IMHO, because it forces your vm to know what it's being vie...
Which method performs better: .Any() vs .Count() > 0?
...t as clear as someCollection.Any() and has the added benefit of greater performance and of not requiring LINQ. Granted, this is a very simple case and other constructs using LINQ operators will convey the developers intent much clearer than the equivalent non-LINQ option.
– Cra...
What is routes.IgnoreRoute(“{resource}.axd/{*pathInfo}”)
...rve it (send it to the client i.e. a browser). For example, in asp.net web forms, if you use the validation controls, they depend on some javascript to show the errors on the web page. However, that javascript is embedded in an assembly. The browser needs the javascript so you will see this in the h...
Are custom elements valid HTML5?
...le in other browsers. It provides a means to register custom elements in a formal manner.
Custom elements are new types of DOM elements that can be defined by
authors. Unlike decorators, which are stateless and ephemeral, custom
elements can encapsulate state and provide script interfaces.
Custom ...
Calculating sum of repeated elements in AngularJS ng-repeat
... <label>Search</label>
<input type="text" class="form-control" ng-model="searchFilter" />
</div>
<div class="col-md-12 col-lg-12 col-sm-12 col-xsml-12">
<div class="col-md-2 col-lg-2 col-sm-2 col-xsml-2">
<h4>Id</h4>
...