https://github.com/ethereumjs/browser-builds ethereumjs - Browser Builds This repository contains browser builds of the following ethereumjs libraries: 这个存储库包含以下ethereumjs库的浏览器构建(其实就是将下面的ethereumjs库构造成浏览器能够使用的js文件形式) ethereumjs-vm ethereumjs-tx ether…

根据代码发现还要了解的模块有: ethereumjs/merkle-patricia-tree -对应数据存储的数据结构 ethereumjs-blockchain —— 区块链 ethereumjs-block ——区块 levelup —— 数据库ethereumjs-account ——账户状态 在本博客的ethereumjs分类中可见他们的学习文档 其实这就是怎么自己使用各个模块来生成一个类似geth客户端的以太坊虚拟机,然后进行各类区块链操作.然后上面的每个模块对应的就是实现这个虚拟机…

ActiveQt Examples Using ActiveX from Qt applications. Animation Framework Examples Doing animations with Qt. Animated Tiles…

First, Clean VM all snapshot, and poweroff your VM. vmdk: vmware-vdiskmanager -x 16GB myDisk.vmdk vdi: VBoxManage modifyhd <absolute path to file> --resize <size in MB> And now, go to guest OS to resize partition. I have only one partition, an…

BACKGROUND The present disclosure relates to the handling of interrupts in a environment that utilizes virtual machines, and, more specifically, to the steering of interrupts between multiple logical processors running virtual machines. The virtualiz…

Postgresql-xl 调研 来历 这个项目的背后是一家叫做stormDB的公司.整个代买基于postgres-xc.开源版本应该是stormdb的一个分支. In 2010, NTT's Open Source Software Center approached EnterpriseDB to build off of NTT OSSC's experience with a project called RitaDB and EnterpriseDB's experience with…

原文地址:http://www.javacodegeeks.com/2012/08/java-annotations-explored-explained.html One of the many wonderful features of Java 5 SE is the introduction of the Annotations construct.Annotations are tags that we can insert into our program source code f…

https://blog.codinghorror.com/understanding-user-and-kernel-mode/ Continue Discussion92 repliesJan '08 JamieF This article should be marked with a caveat that states that most of what it says applies only to .NET programs running on Windows on x86 ha…

1 Annotation 1.1 Annotation 概念及作用      1.  概念 An annotation is a form of metadata, that can be added to Java source code. Classes, methods, variables, parameters and packages may be annotated. Annotations have no direct effect on the operation of the…

Query Method MongoDB provides the db.collection.find() method to read documents from a collection. The db.collection.find() method returns a cursor to the matching documents. db.collection.find( <query filter>, <projection> ) For the db.collec…