大约有 42,000 项符合查询结果（耗时：0.0614秒） [XML]
Are delphi variables initialized with a value by default?
I'm new to Delphi, and I've been running some tests to see what object variables and stack variables are initialized to by default:
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Convert Pixels to Points
I have a need to convert Pixels to Points in C#. I've seen some complicated explanations about the topic, but can't seem to locate a simple formula. Let's assume a standard 96dpi, how do I calulate this conversion?
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Good NumericUpDown equivalent in WPF? [closed]
I'm looking for a simple NumericUpDown (a.k.a. number spinner) control in WPF. This seems to be another lacking control in WPF. There must be some existing ones out there and I don't like to re-invent the wheel.
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Why is Java's SimpleDateFormat not thread-safe? [duplicate]
Please tell with a code example why is SimpleDateFormat not threadsafe. What is the problem in this class?
Is The problem with format function of SimpleDateFormat ?
Please give a code which demonstrates this fault in class.
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Pythonic way to check if a list is sorted or not
Is there a pythonic way to check if a list is already sorted in ASC or DESC
23 Answers
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Good tutorials on XMPP? [closed]
I've been looking at some open-source XMPP servers, and am familiar with the official page http://xmpp.org/ . But thus far I've not found anything in between " The Extensible Messaging and Presence Protocol (XMPP) is an open technology for real-time communication " and a list of XEP specifications....
Is it possible to make an HTML anchor tag not clickable/linkable using CSS?
For example if I have this:
9 Answers
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returning a Void object
What is the correct way to return a Void type, when it isn't a primitive? Eg. I currently use null as below.
5 Answers
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How to push to a non-bare Git repository?
I usually work on a remote server via ssh (screen and vim), where I have a Git repository. Sometimes I'm not online, so I have a separate repository (cloned from my remote) on my laptop.
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ExecutorService, how to wait for all tasks to finish
What is the simplest way to to wait for all tasks of ExecutorService to finish? My task is primarily computational, so I just want to run a large number of jobs - one on each core. Right now my setup looks like this:
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