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Hidden features of HTML

... My favourite bit is the base tag, which is a life saver if you want to use routing or URL rewriting... Let's say you are located at: www.anypage.com/folder/subfolder/ The following is code and results for links from this page. Regular Anchor: ...
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decimal vs double! - Which one should I use and when? [duplicate]

... have 16 digits - that is only the number of meaningful digits. Floats are based around exponents in base 2 math - some base 10 numbers are corrupted because they are an infinite series if converted to a base 2 exp, in binary float math 0.1 * 0.1 != 0.01 because 0.1 cannot be represented exactly. Ma...
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Creating an abstract class in Objective-C

... if u add base class and then inherit this class for example 10 times and forgot to implement this in one of classes u will get message with name of Base class not inherited one like Terminating app due to uncaught exception 'NSInvalid...
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Rails raw SQL example

...ql = "Select * from ... your sql query here" records_array = ActiveRecord::Base.connection.execute(sql) records_array would then be the result of your sql query in an array which you can iterate through. share | ...
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How to filter git diff based on file extensions?

...anch had additional files not present in the other branch (thus the 'find' based ones are remiss). Anyway this worked for me (in my example, looking for a diff between python files): git diff branch1 branch2 -- `git diff --summary branch1 branch2 | egrep '\.py$' | cut -d ' ' -f 5` ...
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How do I get list of all tables in a database using TSQL?

...at is the best way to get the names of all of the tables in a specific database on SQL Server? 17 Answers ...
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Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt

...rity tokens. The class has a ReadToken(String) method that will take your base64 encoded JWT string and returns a SecurityToken which represents the JWT. The SecurityTokenHandler also has a ValidateToken(SecurityToken) method which takes your SecurityToken and creates a ReadOnlyCollection<Claim...
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Python extending with - using super() Python 3 vs Python 2

...(when you subclass one class only), your new class inherits methods of the base class. This includes __init__. So if you don't define it in your class, you will get the one from the base. Things start being complicated if you introduce multiple inheritance (subclassing more than one class at a time...
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App Inventor 2 拓展参考文档 · App Inventor 2 中文网

...创建AI2组件对象 【Hash】文件Hash拓展:文件哈希计算和 Base64 编码文件,sha256、sha512 哈希 【向量计算】VectorArithmetic 拓展:计算两个向量相加的结果向量 【手机管理】App Inventor 2 TaifunTM 拓展:获取本机手机号码 【电池管...
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Is it possible for git-merge to ignore line-ending differences?

...is not the only one that does merges; other commands like checkout -m or rebase do as well. Unfortunately, the only area of the code that checked for the "merge.renormalize" config setting was in builtin/merge.c, meaning it could only affect merges performed by the "merge" command. Move the handling...