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Does the Java &= operator apply & or &&?
...Compound Assignment Operators.
A compound assignment expression of the form E1 op= E2 is equivalent to E1 = (T)((E1) op (E2)), where T is the type of E1, except that E1 is evaluated only once.
So a &= b; is equivalent to a = a & b;.
(In some usages, the type-casting makes a difference...
Why use prefixes on member variables in C++ classes
...with Intellisense and auto-completion. Try using Intellisense on a Windows Form to find an event - you have to scroll through hundreds of mysterious base class methods that you will never need to call to find the events. But if every event had an "e" prefix, they would automatically be listed in a g...
How to concatenate strings in twig
...e argument, with filters on the variable and the function token itself: {{ form_open('admin/files/?path='~file_path|urlencode)|raw }} No need for an extra variable.
– Wesley Murch
Mar 9 '12 at 6:28
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std::function vs template
...statically (i.e. at compile time), so the compiler has all the necessary information to optimize and possibly inline the code (which would not be possible if the call were performed through a vtable).
Yes, it is true that template support is not perfect, and C++11 is still lacking a support for con...
How well is Unicode supported in C++11?
... in UTF-32.
However, that still means you only get the simple casing transformations with toupper and tolower, which, for example, are not good enough for some German locales: "ß" uppercases to "SS"☦ but toupper can only return one character code unit.
Next up, wstring_convert/wbuffer_convert...
How to show disable HTML select option in by default?
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we can disable using this technique.
<select class="form-control" name="option_select">
<option selected="true" disabled="disabled">Select option </option>
<option value="Option A">Option A</option>
<option value="Option B">Option B</o...
What are the differences between NP, NP-Complete and NP-Hard?
...r of n (the certificate), we can check the answer in polynomial time by performing the division n / f.
NP-Complete
NP-Complete is a complexity class which represents the set of all problems X in NP for which it is possible to reduce any other NP problem Y to X in polynomial time.
Intuitively th...
Use Fieldset Legend with bootstrap
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Sequence contains no elements?
... in the current version you get a slightly better behaviour if you use the form:
var id = ID;
BlogPost post = dc.BlogPosts.Single(p => p.BlogPostID == id);
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How to Debug Variables in Smarty like in PHP var_dump()
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Thanks so much! Your answer is the only that works form me.
– Tana
Nov 7 '17 at 16:35
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