大约有 16,317 项符合查询结果（耗时：0.0249秒） [XML]
Changing three.js background to transparent or other color
I've been trying to change what seems to be the default background color of my canvas from black to transparent / any other color - but no luck.
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sql “LIKE” equivalent in django query
What is the equivalent of this SQL statement in django?
5 Answers
5
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How does one make an optional closure in swift?
I'm trying to declare an argument in Swift that takes an optional closure. The function I have declared looks like this:
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LaTeX: Prevent line break in a span of text
How can I prevent LaTeX from inserting linebreaks in my \texttt{...} or \url{...} text regions? There's no spaces inside I can replace with ~ , it's just breaking on symbols.
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Private and protected constructor in Scala
I've been curious about the impact of not having an explicit primary constructor in Scala, just the contents of the class body.
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How to get the anchor from the URL using jQuery?
... can use the .indexOf() and .substring(), like this:
var url = "www.aaa.com/task1/1.3.html#a_1";
var hash = url.substring(url.indexOf("#")+1);
You can give it a try here, if it may not have a # in it, do an if(url.indexOf("#") != -1) check like this:
var url = "www.aaa.com/task1/1.3.html#a_1", i...
Using Rails serialize to save hash to database
I'm try to save a hash mapping ids to a number of attempts in my rails app. My migration to the database to accommodate this new column:
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How to declare or mark a Java method as deprecated?
I would like to make one of my methods "deprecated" = not used anymore.
6 Answers
6
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Performance - Date.now() vs Date.getTime()
per MDN
5 Answers
5
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ASP.NET Temporary files cleanup
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Yes, it's safe to delete these, although it may force a dynamic recompilation of any .NET applications you run on the server.
For background, see the Understanding ASP.NET dynamic compilation article on MSDN.
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