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C++, Free-Store vs Heap
...he word "heap" in the context of dynamic allocation is used neither by the C++ standard nor C99 (I don't have C89 to which C++ refers, feel free to correct me if it uses the word). I couldn't find the date the GotW in question was published, but since it talks about the draft, it's obviously pre-sta...
Square retrofit server mock for testing
...}
response = new Response.Builder()
.code(200)
.message(responseString)
.request(chain.request())
.protocol(Protocol.HTTP_1_0)
.body(ResponseBody.create(MediaType.parse("application/json"...
Inheriting from a template class in c++
Let's say we have a template class Area , which has a member variable T area , a T getArea() and a void setArea(T) member functions.
...
How to make a whole 'div' clickable in html and css without JavaScript? [duplicate]
...the div clickable.
CSS:
#my-div {
background-color: #f00;
width: 200px;
height: 200px;
}
a.fill-div {
display: block;
height: 100%;
width: 100%;
text-decoration: none;
}
HTML:
<div id="my-div">
<a href="#" class="fill-div"></a>
</div>
...
Android: why is there no maxHeight for a View?
...nds ScrollView {
private int maxHeight;
private final int defaultHeight = 200;
public MaxHeightScrollView(Context context) {
super(context);
}
public MaxHeightScrollView(Context context, AttributeSet attrs) {
super(context, attrs);
if (!isInEditMode()) {
init(context, attrs);
...
JSONDecodeError: Expecting value: line 1 column 1 (char 0)
...like 404 and try to parse the response as JSON !
You must first check for 200 (OK) or let it raise on error to avoid this case.
I wish it failed with a less cryptic error message.
NOTE: as Martijn Pieters stated in the comments servers can respond with JSON in case of errors (it depends on the imp...
How does the compilation/linking process work?
...
The compilation of a C++ program involves three steps:
Preprocessing: the preprocessor takes a C++ source code file and deals with the #includes, #defines and other preprocessor directives. The output of this step is a "pure" C++ file without p...
C++ - passing references to std::shared_ptr or boost::shared_ptr
...blem is that now the test code will exhibit undefined behaviour (in Visual C++ 2010 debug builds, it crashes).
Mr Maintainer is surprised by this, but adds a defensive check to send_message in an attempt to stop the problem happening:
void send_message(const std::shared_ptr<std::string> &...
How do you pass a function as a parameter in C?
...
Since C++11 you can use the functional library to do this in a succinct and generic fashion. The syntax is, e.g.,
std::function<bool (int)>
where bool is the return type here of a one-argument function whose first argument...
Scroll to a div using jquery
...value where the scrollbar should scroll to.
Example:
$(window).scrollTop(200);
will scroll the window (if there is enough content in it).
So you can get this desired value with .offset() or .position().
Example:
$(window).scrollTop($('#contact').offset().top);
This should scroll the #conta...