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Should I use an exception specifier in C++?
...y, InterprocessObjectNotImplemented, HardwareUnresponsive );
You could really write that as
throw( ... )
The first is not extensible, the second is overambitious and the third is really what you mean, when you write virtual functions.
Legacy code
When you write code which relies on another lib...
Do HTML WebSockets maintain an open connection for each client? Does this scale?
.../HTML requests. However, that doesn't mean WebSockets is a replacement for all uses of AJAX/HTML.
Each TCP connection in itself consumes very little in terms server resources. Often setting up the connection can be expensive but maintaining an idle connection it is almost free. The first limitation...
Unresolved external symbol on static class members
...als here:
For me, the thing that I forgot was to mark my class definition __declspec(dllexport), and when called from another class (outside that class's dll's boundaries), I of course got the my unresolved external error.
Still, easy to forget when you're changing an internal helper class to a one...
PHP DOMDocument errors/warnings on html5-tags
...
@SuperCat It's all dependant on the underlying libxml library.
– lonesomeday
Jul 2 '17 at 12:59
6
...
URL Encode a string in jQuery for an AJAX request
...codeURIComponent works fine for me. we can give the url like this in ajax call.The code shown below:
$.ajax({
cache: false,
type: "POST",
url: "http://atandra.mivamerchantdev.com//mm5/json.mvc?Store_Code=ATA&Function=Module&Module_Code=thub_connector&Module_Function=THUB_R...
Using the “animated circle” in an ImageView while loading stuff
...inate="true" />
</RelativeLayout>
And when you finish loading, call this one line:
findViewById(R.id.loadingPanel).setVisibility(View.GONE);
The result (and it spins too):
share
|
i...
Use CSS3 transitions with gradient backgrounds
...und-size: 100% 90px;
background-position: 0 -30px;
-webkit-transition: all 0.2s linear;
-moz-transition: all 0.2s linear;
-o-transition: all 0.2s linear;
transition: all 0.2s linear;
}
Hover state
.btn:hover {
background-position: 0 0;
}
...
Are there any downsides to passing structs by value in C, rather than passing a pointer?
...
For small structs (eg point, rect) passing by value is perfectly acceptable. But, apart from speed, there is one other reason why you should be careful passing/returning large structs by value: Stack space.
A lot of C programming ...
Peak detection in a 2D array
...ood = generate_binary_structure(2,2)
#apply the local maximum filter; all pixel of maximal value
#in their neighborhood are set to 1
local_max = maximum_filter(image, footprint=neighborhood)==image
#local_max is a mask that contains the peaks we are
#looking for, but also the ...
What is the most efficient Java Collections library? [closed]
...ding a lot of functionality over the normal collections in the JDK.
Personally (and I'm biased) I love Guava (including the former Google Java Collections project). It makes various tasks (including collections) a lot easier, in a way which is at least reasonably efficient. Given that collection op...