大约有 42,000 项符合查询结果（耗时：0.0668秒） [XML]
Which characters need to be escaped in HTML?
...d in XML. Inside of an element, this just includes the entity escape ampersand & and the element delimiter less-than and greater-than signs < >:
& becomes &amp;
< becomes &lt;
> becomes &gt;
Inside of attribute values you must also escape the quote character you're ...
NSObject +load and +initialize - What do they do?
I'm interested in understanding the circumstances leading a developer to override +initialize or +load. Documentation makes it clear these methods are called for you by the Objective-C runtime, but that's really all that is clear from the documentation of those methods. :-)
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WPF: Setting the Width (and Height) as a Percentage Value
...nt="Stretch" ...
That will make the Textbox element stretch horizontally and fill all the parent space horizontally (actually it depends on the parent panel you're using but should work for most cases).
Percentages can only be used with grid cell values so another option is to create a grid and p...
What is a good Java library to zip/unzip files? [closed]
I looked at the default Zip library that comes with the JDK and the Apache compression libs and I am unhappy with them for 3 reasons:
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What does $.when.apply($, someArray) do?
I'm reading about Deferreds and Promises and keep coming across $.when.apply($, someArray) . I'm a little unclear on what this does exactly, looking for an explanation that one line works exactly (not the entire code snippet). Here's some context:
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Writing unit tests in Python: How do I start? [closed]
I completed my first proper project in Python and now my task is to write tests for it.
7 Answers
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How do I run Visual Studio as an administrator by default?
...ptop as an administrator, Visual Studio does not run in administrator mode and you need to explicitly use Run As Administrator .
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How do browsers pause/change Javascript when tab or window is not active?
...st is quite CPU intensive. requestAnimationFrame is not supported by IE 9- and Opera 12-.
The test logs the actual time it takes for a setInterval and requestAnimationFrame to run in different browsers, and gives you the results in the form of a distribution. You can change the number of millisecon...
How do you track record relations in NoSQL?
I am trying to figure out the equivalent of foreign keys and indexes in NoSQL KVP or Document databases. Since there are no pivotal tables (to add keys marking a relation between two objects) I am really stumped as to how you would be able to retrieve data in a way that would be useful for normal we...
How to check type of files without extensions in python?
I have a folder full of files and they don't have an extension. How can I check file types? I want to check the file type and change the filename accordingly. Let's assume a function filetype(x) returns a file type like png . I want to do this:
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