《文明、现代化、价值投资与中国》书摘
这是喜马拉雅资本创始人李录所著文明、现代化、价值投资与中国的书摘。
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Wharton on Coursera: Introduction to Marketing
This is the course notes I took when studying Introduction to Marketing, offered by Wharton on Coursera. [Read More] -
DNS: a Crash Course
DNS, or the Domain Name System, translates human readable domain names (for example, www.amazon.com) to machine readable IP addresses (for example, 192.0.2.44). DNS system is a public, hierarchical, distributed and heavily cached database. DNS queries go through the following steps: User sends a recursive DNS query to a resolver. Resolver... [Read More] -
GFW, a Technical Analysis
The Great Firewall (GFW) is the infrastructure that filters and blocks internet traffic to and from China. It is widely known to censor and block access to certain foreign websites from inside of China and thus a frequent accusation point by China critics. But it is less known to defend... [Read More] -
Secure Home Networking: IoT Automation with Home Assistant
This post introduces Home Assistant, an open-source home IoT automation that puts local control and privacy first. it also helps address many IoT platform by providing a cross-vendor management interface. [Read More] -
Wharton on Coursera: Managing Social and Human Capital
This is the course notes I took when studying Managing Social and Human Capital, offered by Wharton on Coursera. [Read More] -
Wharton on Coursera: Introduction to Financial Accounting
This is the course notes I took when studying Introduction to Financial Accounting, offered by Wharton on Coursera. [Read More] -
Wharton on Coursera: Introduction to Corporate Finance
This is the course notes I took when studying Introduction to Corporate Finance, offered by Wharton on Coursera. [Read More] -
Coursera Programming Languages, Part A
This is the course notes I took when studying Programming Languages (Part A), offered by Coursera. Subsequently I studied Part B and Part C. [Read More] -
Java 8 Functional Interface
Java is a strongly object-oriented language. Only object and primitive types can be part of function input and output. In other languages, function is just another type, allowing the creation of higher-order functions that take functions as input or return a function as output. Being object oriented is not bad,... [Read More] -
Aspect-Oriented Programming and AspectJ
Aspect-oriented programming (AOP) is a programming paradigm that aims to increase modularity by allowing the separation of cross-cutting concerns. It does so by adding additional behavior to existing code (an advice) without modifying the code itself, instead separately specifying which code is modified via a “pointcut” specification. This allows behaviors... [Read More] -
Set Up Python Environment
Two categories of setup are required to develop or run Python projects: [Read More] -
Python Data Class
Often we need a named data holder to store data according to certain schema. The object-oriented way is to create data classes with typed fields. For example, in Java we can create Java POJO, and with the help of Lombok, it is pretty simple: [Read More] -
Try-with-Resource Statements in Java
There are many resources, such as file handles, sockets, or buffers, must be closed after use to avoid resource leakage. It is easy to forget to do so or implement it in an incorrect way. In Python, the with statement simplifies the management of closable resources by automatically invoking it’s... [Read More] -
《投资中最简单的事》书摘
这是邱国鹭所著投资中最简单的事的书摘。 [Read More]