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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...
How to calculate UILabel width based on text length?
... your answer, it worked for me.
For 2014, I edited in this new version, based on the ultra-handy comment by Norbert below! This does everything. Cheers
// yourLabel is your UILabel.
float widthIs =
[self.yourLabel.text
boundingRectWithSize:self.yourLabel.frame.size ...
Creating an abstract class in Objective-C
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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...
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...
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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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...
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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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...
C#对象序列化与反序列化 - 更多技术 - 清泛网 - 专注IT技能提升
... public Programmer(string name, bool sex, string language)
: base(name, sex)
{
this.Language = language;
}
public override string ToString()
{
return base.ToString() + "\t编程语言：" + this.Language;
}
}
...