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Eclipse RCP开发桌面程序 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Eclipse RCP开发桌面程序所谓RCP，就是Rich Client Platform的缩写，即富客户平台，是Eclipse进化的产物（自3 0版以后出现），是Eclipse组织向用户提供的强大的开 所谓RCP，就是Rich Client Platform的缩写，即富客户平台，是Eclipse进化的产物...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
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扩展App Inventor：具有多点触控和手势检测功能
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扩展App Inventor：具有多点触...
一文了解大数据领域创业的机会与方向 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...27.83%。预计到2020年，中国大数据产业市场规模将达到8228.81亿元。
一、大数据市场规模巨大
首先，中国大数据市场环比增长率较大。根据易观智库7月30号发布的中国大数据应用行业的报告显示，2015-2018年中国大数据市场营销规...
Floating point vs integer calculations on modern hardware
I am doing some performance critical work in C++, and we are currently using integer calculations for problems that are inherently floating point because "its faster". This causes a whole lot of annoying problems and adds a lot of annoying code.
...
Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
...en a hex color by a specific amount. Just pass in a string like "3F6D2A" for the color ( col ) and a base10 integer ( amt ) for the amount to lighten or darken. To darken, pass in a negative number (i.e. -20 ).
...
LINGO使用指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...dsets
!目标函数;
min=@sum(links: cost*volume);
!需求约束;
@for(vendors(J):
@sum(warehouses(I): volume(I,J))=demand(J));
!产量约束;
@for(warehouses(I):
@sum(vendors(J): volume(I,J))<=capacity(I));
!这里是数据;
data:
capacity=60 55 51 43 41 52;
demand=35 ...
How to convert number to words in java
...mber translating that into an english text. But we are running into issues for numbers which are huge.
27 Answers
...
Why does Windows64 use a different calling convention from all other OSes on x86-64?
...cribes the calling convention to use on x86-64. All OSes follow it, except for Windows which has it's own x86-64 calling convention. Why?
...
Simple way to encode a string according to a password?
...
Assuming you are only looking for simple obfuscation that will obscure things from the very casual observer, and you aren't looking to use third party libraries. I'd recommend something like the Vigenere cipher. It is one of the strongest of the simple an...
How to “perfectly” override a dict?
...shuts the ABC up.
from collections.abc import MutableMapping
class TransformedDict(MutableMapping):
"""A dictionary that applies an arbitrary key-altering
function before accessing the keys"""
def __init__(self, *args, **kwargs):
self.store = dict()
self.update(dic...