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“PKIX path building failed” and “unable to find valid certification path to requested target”
I'm trying to get tweets using twitter4j library for my java project. On my first run I got an error about certificate sun.security.validator.ValidatorException and sun.security.provider.certpath.SunCertPathBuilderException . Then I added twitter certificate by:
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How can I determine whether a 2D Point is within a Polygon?
I'm trying to create a fast 2D point inside polygon algorithm, for use in hit-testing (e.g. Polygon.contains(p:Point) ). Suggestions for effective techniques would be appreciated.
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Why does the PHP json_encode function convert UTF-8 strings to hexadecimal entities?
I have a PHP script that deals with a wide variety of languages. Unfortunately, whenever I try to use json_encode , any Unicode output is converted to hexadecimal entities. Is this the expected behavior? Is there any way to convert the output to UTF-8 characters?
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汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...要写程序，写程序确实不是汇编的强项，大家不妨玩玩DEBUG，有时CRACK出一个小软件比完成一个程序更有成就感（就像学电脑先玩游戏一样）。某些高深的指令事实上只对有经验的汇编程序员有用，对我们而言，太过高深了。为...
How to scale a UIImageView proportionally?
I have a UIImageView and the objective is to scale it down proportionally by giving it either a height or width.
17 Answer...
How to convert JSON string to array
What I want to do is the following:
14 Answers
14
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Default value of a type at Runtime [duplicate]
For any given type i want to know its default value.
6 Answers
6
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How to check date of last change in stored procedure or function in SQL server
I need to check when function was changed last time. I know how to check creation date (it is in function properties window in SQL Server Management Studio).
I found that in SQL Server 2000 it wasn't possible to check modify date ( look at this post: Is it possible to determine when a stored proc...
Total number of items defined in an enum
How can I get the number of items defined in an enum?
10 Answers
10
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How does collections.defaultdict work?
I've read the examples in python docs, but still can't figure out what this method means. Can somebody help? Here are two examples from the python docs
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