Using python write a domain whitelist reptiles

Python

Some time ago I wrote an article，SayIt is time to use the whitelist to the wallIt's，But that has expired long whitelist，It is not so smooth with the，Then I say boasted：I want to implement your own a reptile，Come crawling China's domain，Good update whitelist。

Ok，All in all this crawler is written on the line and then climb took more than ten thousand，But in the end I found the former to do a better solution，So the project was abandoned reptile。In short，White List more powerful，Just do not use it this reptile。

Crawler is written in Python，Not used by[……]

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Minecraft server set up in Ubuntu and mount Mod

Linux

Recently roommate Ubuntu On the run MC，I helped take a moment，However, due to his own packageTo turn over，It may not be a specific process running GM，But the overall environment configuration is quite common。

Prepare the environment

MC is running in the first java Environment，To make it run more smoothly，We still have to be installed on UbuntuOracleThe java environment：

verification

Installed after，You can use this command to verify your j[……]

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Python strings and arrays of bytes

Python

When using Python to do network programming will inevitably encounter convert a string to the byte stream，Here we record the following commonly used methods：

First byte array to a string，That is str：

Then the string to a byte array：

Either the above two methods are possible。[……]

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Use fail2ban Bind9 be used to prevent DNS amplification attacks

Linux

Foreword

Ali cloud I built for personal use dnsmasq server，DNS is used to make pollution-free，The recent disclosure of the IP，Sure enough, it was attacked - is actually being used DNS amplification attacks。

Since dnsmasq itself is not designed to provide external DNS service，So it is for security profile is not a lot (no!)，But it's very easy to configure Resolution Policy (DNS resolution, such as Chinese white list)，So I had the basis of，Plus a front-end to do security Bind9。[……]

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Mac version of Thunder quietly collect user BT seeds

Mac OS

Just today，Small waiting six months for Mac version of Thunder finally updated again，A new version - although no new features，But finally dragged fixes a bug when running around the window。

but，Also encountered the problem can not be downloaded offline。With the help of the test while debugging，I found some other things：I accordance with the requirementsThunderComes debug tool to generate statistical information archive altogether 70M large!

At all events，So many log files - Well，Apple had a year Mail.app Log bug experience for me G[……]

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Let TextWrangler key to optimize XML file format

Mac OS

TextWrangler Mac is the indispensable multi-purpose text editor，Excellent built-in code highlighting，Also supports regular expression searches ...... summary，For developers，It is necessary manpower。

but，TextWrangler for XML Not so smart - and often long after the opening line!

In short，The solution is simple，We can write a script to TextWrangler。

First of all

Open a new blank document TextWrangler ([……]

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Optimization of WordPress comment reply notifications

Wordpress

in most cases，We are accustomed to using Wordpress comes with the comment system，Although it's not intended to make people - after all,，Third-party commenting system it is difficult to accept。

Relatively good third party to say it is disgusting；The foreign system several good reviews and very inconvenient to use China，In general，Wordpress comment system still comes with the best。

Then，Speaking of this commenting system that comes with Wordpress，E-mail notification may be its most important characteristic of the。Although externally Wordpress does not[……]

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Strongly typed programming language、Weakly typed

Swift Programming Development

in most cases，People use the programming language is implicitly convert data types to determine whether a languageWeakly typedLanguage，For example, C。

In fact，For in addition to the more classic foreign language，Most other common languages ​​Strong、Weak type could not tell - or，yesInconsistentof。So it will always be someone to argue。If we take as the basis for the concept of opening，Then the conflicts will appear：

Pascal had planned such as a strongly typed language，But on the whole gave the type of system introduces a vulnerability，So technically speaking it is weakly typed。[……]

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Let go Homebrew Update Agent

Mac OS

Before we said，As the domestic network was further bad，use brew AlsoReplace domestic universities mirror source，But this method palliatives，An update is faster，But still the same download。

The result was the most updates need to download the source code and compiled locally，Luck almost altogether also download the source code is not down，Cancel every time and try again，Constantly repeated manual。

- If we can go proxy terminal command like。

Yes，You might think of what such proxychains-ng Such software，In fact, do not，Because b[……]

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