大约有 45,003 项符合查询结果（耗时：0.0438秒） [XML]
Best C# API to create PDF [closed]
...recomend any PDF API for C#. Free is the best, but I don't mind paying for it.
3 Answers
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HTML-parser on Node.js [closed]
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If you want to build DOM you can use jsdom.
There's also cheerio, it has the jQuery interface and it's a lot faster than older versions of jsdom, although these days they are similar in performance.
You might wanna have a look at htmlparser2, which is a streaming parser, and according to i...
TypeError: 'NoneType' object is not iterable in Python
What does error TypeError: 'NoneType' object is not iterable mean?
7 Answers
7
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Find the last element of an array while using a foreach loop in PHP
I am writing a SQL query creator using some parameters. In Java, it's very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
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Makefiles with source files in different directories
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The traditional way is to have a Makefile in each of the subdirectories (part1, part2, etc.) allowing you to build them independently. Further, have a Makefile in the root directory of the project which builds everything. The "root"...
Why prefer two's complement over sign-and-magnitude for signed numbers?
...n order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
18 Answers
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Why doesn't JUnit provide assertNotEquals methods?
Does anybody know why JUnit 4 provides assertEquals(foo,bar) but not assertNotEqual(foo,bar) methods?
11 Answers
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Effective method to hide email from spam bots
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Working with content and attr in CSS:
.cryptedmail:after {
content: attr(data-name) "@" attr(data-domain) "." attr(data-tld);
}
<a href="#" class="cryptedmail"
data-name="info"
data-domain="example"
data-tld=...
Best way to clear a PHP array's values
...Like Zack said in the comments below you are able to simply re-instantiate it using
$foo = array(); // $foo is still here
If you want something more powerful use unset since it also will clear $foo from the symbol table, if you need the array later on just instantiate it again.
unset($foo); // ...
Should __init__() call the parent class's __init__()?
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In Python, calling the super-class' __init__ is optional. If you call it, it is then also optional whether to use the super identifier, or whether to explicitly name the super class:
object.__init__(self)
In case of object, calling the super method is not strict...