大约有 30,000 项符合查询结果(耗时:0.0424秒) [XML]

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Running single test from unittest.TestCase via command line

In our team, we define most test cases like this: 7 Answers 7 ...
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Most efficient way to increment a Map value in Java

I hope this question is not considered too basic for this forum, but we'll see. I'm wondering how to refactor some code for better performance that is getting run a bunch of times. ...
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Fast way to discover the row count of a table in PostgreSQL

I need to know the number of rows in a table to calculate a percentage. If the total count is greater than some predefined constant, I will use the constant value. Otherwise, I will use the actual number of rows. ...
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The Difference Between Deprecated, Depreciated and Obsolete [closed]

There is a lot of confusion about this and I'd like to know, what exactly is the difference between depreciated , deprecated and obsolete , in a programming context, but also in general. ...
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MySQL - Rows to Columns

I tried to search posts, but I only found solutions for SQL Server/Access. I need a solution in MySQL (5.X). 12 Answers ...
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How to convert TimeStamp to Date in Java?

How do I convert 'timeStamp' to date after I get the count in java? 16 Answers 16 ...
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Resolve promises one after another (i.e. in sequence)?

Consider the following code that reads an array of files in a serial/sequential manner. readFiles returns a promise, which is resolved only once all files have been read in sequence. ...
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Does C have a “foreach” loop construct?

Almost all languages have a foreach loop or something similar. Does C have one? Can you post some example code? 12 Answer...
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Static Initialization Blocks

As far as I understood the "static initialization block" is used to set values of static field if it cannot be done in one line. ...
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Windows 7, 64 bit, DLL problems

I have a problem with our executable. I'm running this C++ 32-bit executable on my Windows 7 64-bit development box that also has all those Microsoft applications (Visual Studio 2008 + 2010, TFS, SDK, Microsoft Office)... And it's still running just fine. ...