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Why is a pure virtual function initialized by 0?
... =0 is used is that Bjarne Stroustrup didn't think he could get another keyword, such as "pure" past the C++ community at the time the feature was being implemented. This is described in his book, The Design & Evolution of C++, section 13.2.3:
The curious =0 syntax was chosen ...
because a...
Dynamic cell width of UICollectionView depending on label width
...t I still have one issue. When I uncomment [cell.myLabel sizeToFit] I have words truncated and letters cut at the bottom but it becomes ok after I scroll (words have they normal size and letters jump up a bit). If I comment and disable [cell.myLabel sizeToFit] message (I decided to play around with ...
Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...示是一个包含宽字符字符串的数组
9. dd（display by double-word）
下一步就是继续查看argv数组里面的内容，根据前面的dv打印的结果，我们知道argc（也就是说明argv数组元素个数的参数）的值是2。在一台32位机（或者是在64位机器上...
What is a message pump?
...t a year ago) there is a discussion of problems that can come with running Word in a non-interactive session. The (quite strong) advice given there is not to do so. In one post it is stated "The Office APIs all assume you are running Office in an interactive session on a desktop, with a monitor, k...
nodeValue vs innerHTML and textContent. How to choose?
...tent = 'My New Title!'
paragraph.textContent = 'My second <em>six word</em> story.'
}, 2000)
em { font-style: italic; }
<h1 id="heading">My Title</h1>
<p id="paragraph">My six word story right here.</p>
So, textContent just changes the text, but it d...
Concrete Javascript Regex for Accented Characters (Diacritics)
...
won't this match underscores (and the other non-word characters between Z and a)?
– jcuenod
Aug 11 '16 at 14:24
22
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Static/Dynamic vs Strong/Weak
...t LOOPHOLE.
Having said that, you can't count on any two people using the words "strong" and "weak" in exactly the same way. So avoid them.
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Regular Expression for alphanumeric and underscores
... need to be included (such as cedilla - ç) then you would need to use the word character which does the same as the above, but includes the diacritic characters:
^\w+$
Or
^\w*$
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mongodb find by multiple array items
...
Depends on whether you're trying to find documents where words contains both elements (text and here) using $all:
db.things.find({ words: { $all: ["text", "here"] }});
or either of them (text or here) using $in:
db.things.find({ words: { $in: ["text", "here"] }});
...
PHP expects T_PAAMAYIM_NEKUDOTAYIM?
...ference the class using a
variable. The variable's value can not be a keyword (e.g. self, parent
and static).
Paamayim Nekudotayim would, at first, seem like a strange choice for
naming a double-colon. However, while writing the Zend Engine 0.5
(which powers PHP 3), that's what the Zend...