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Generic method multiple (OR) type constraint
Reading this , I learned it was possible to allow a method to accept parameters of multiple types by making it a generic method. In the example, the following code is used with a type constraint to ensure "U" is an IEnumerable<T> .
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使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
... 演示应用程序的总体结构
Expeditions 应用程序
获取 Cardboard 的全景图
创建 App Inventor 项目
虚拟性应用程序
用于Cardboard 的 MITVRHelper 应用程序
支持 Expeditions：PanoramaActivity.java
支持 Virtuality：VirtualActivity.java
结论：下一...
Trusting all certificates using HttpClient over HTTPS
...rding the HttpClient over Https ( found here ). I've made some headway, but I've run into new issues. As with my last problem, I can't seem to find an example anywhere that works for me. Basically, I want my client to accept any certificate (because I'm only ever pointing to one server) but I kee...
What is the difference between a port and a socket?
This was a question raised by one of the software engineers in my organisation. I'm interested in the broadest definition.
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Multiple INSERT statements vs. single INSERT with multiple VALUES
I'm running a performance comparison between using 1000 INSERT statements:
4 Answers
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Learning assembly [closed]
I decided to learn Assembly language. The main reason to do so is being able to understand disassembled code and maybe being able to write more efficient parts of code (for example, through c++), doing somethings like code caves, etc. I saw there are a zillion different flavors of assembly, so, for ...
Perl build, unit testing, code coverage: A complete working example
Most Stackoverflow answers that I have found in regards to the Perl build process and unit testing and code coverage simply point me to CPAN for the documentation there. There's absolutely nothing wrong with pointing to CPAN modules because that's where the full documentation is supposed to reside....
How do I make a list of data frames?
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This isn't related to your question, but you want to use = and not <- within the function call. If you use <-, you'll end up creating variables y1 and y2 in whatever environment you're working in:
d1 <- data.frame(y1 <- c(1, 2, 3), y2 <- c(4, 5, ...
Why does my application spend 24% of its life doing a null check?
I've got a performance critical binary decision tree, and I'd like to focus this question on a single line of code. The code for the binary tree iterator is below with the results from running performance analysis against it.
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How do you use bcrypt for hashing passwords in PHP?
Every now and then I hear the advice "Use bcrypt for storing passwords in PHP, bcrypt rules".
11 Answers
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