大约有 18,000 项符合查询结果(耗时:0.0391秒) [XML]

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How do I see the current encoding of a file in Sublime Text?

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Should I use Python 32bit or Python 64bit

I have a win7 64bit installation. Must I use Python 64bit? What are the differences between the 32bit and 64bit Python versions anyway? Do different Python packages (such as south, django, mysqldb etc) support only 32bit/64bit? ...
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Why doesn't print work in a lambda?

Why doesn't this work? 8 Answers 8 ...
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Android: Generate random color on click?

I have an ImageView , in which I am programmaticly creating drawables and presenting them to the user. My goal is to click on said ImageView and change the drawable's color. ...
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How to create a new java.io.File in memory?

How can I create new File (from java.io ) in memory, not on the hard disk? 3 Answers ...
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How to get the instance id from within an ec2 instance?

How can I find out the instance id of an ec2 instance from within the ec2 instance? 32 Answers ...
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Accessing UI (Main) Thread safely in WPF

I have an application which updates my datagrid each time a log file that I'm watching gets updated (Appended with new text) in the following manner: ...
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How can I convert an RGB image into grayscale in Python?

I'm trying to use matplotlib to read in an RGB image and convert it to grayscale. 12 Answers ...
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Create an array with same element repeated multiple times

In Python, where [2] is a list, the following code gives this output: 25 Answers 25 ...
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Is it a good idea to index datetime field in mysql?

I am working on designing a large database. In my application I will have many rows for example I currently have one table with 4 million records. Most of my queries use datetime clause to select data. Is it a good idea to index datetime fields in mysql database? ...