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When someone writes a new programming language, what do they write it IN?

... language will probably suffice. If you're starting from scratch on a new platform, you can do cross-compiling: write a compiler for your new platform, that runs in Java or natively on x86. Develop on your PC and then transfer the program to your new target platform. The most basic compilers are p...
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Solr vs. ElasticSearch [closed]

...are many Solr plugins for different types of data and purposes. Search platform in the following layers from bottom to top: Data Purpose: Represent various data types and sources Document building Purpose: Build document information for indexing Indexing and searching Purpose: Build an...
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如何查看Oracle用户的SQL执行历史记录? - 数据库(内核) - 清泛网 - 专注C/...

...且默认的系统没有开启supplementing log,所以能查看的内容有限。 或许还有审计的方法可用,我没测试。每种方法都有各自的缺陷,看来很难有一种完备的查看SQL执行历史的方法。 Oracle 执行历史
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Finding local IP addresses using Python's stdlib

How can I find local IP addresses (i.e. 192.168.x.x or 10.0.x.x) in Python platform independently and using only the standard library? ...
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What's the difference between emulation and simulation? [duplicate]

...ten, an emulator is a complete re-implementation of a particular device or platform. The emulator acts exactly like the real device would. For example, a NES emulator implements the CPU, the sound chip, the video output, the controller signals, etc. The unmodified code from a NES castridge can be du...
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What is the relation between BLAS, LAPACK and ATLAS

... use” depends somewhat on details of what you’re trying to do and what platform you’re using. You won't go too far wrong with “use ATLAS + LAPACK”, however. share | improve this answer ...
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How do I get the directory that a program is running from?

Is there a platform-agnostic and filesystem-agnostic method to obtain the full path of the directory from where a program is running using C/C++? Not to be confused with the current working directory. (Please don't suggest libraries unless they're standard ones like clib or STL.) ...
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How to completely uninstall Visual Studio 2010?

...his way, and as long as Microsoft doesn't do anything to improve its whole platform to be more user-friendly, switching from a version to another will be quick and easy and the main partition of the HDD (or SSD in my case) won't be filed with all the garbage that VS leaves behind. Of course, the di...
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Read/write to Windows registry using Java

...king with native libraries and has support for the Windows registry in the platform library (platform.jar) through Advapi32Util and Advapi32. Update: Here's a snippet with some examples of how easy it is to use JNA to work with the Windows registry using JNA 3.4.1, import com.sun.jna.platform.win3...
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Is cout synchronized/thread-safe?

...on of "is multithreading safe for I/O" must be answered with, "is your platform's C library threadsafe for I/O?" Some are by default, some are not; many offer multiple implementations of the C library with varying tradeoffs of threadsafety and efficiency. You, the programmer, are alw...