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Formatting a number with exactly two decimals in JavaScript
...t what it is, but since Math.round is lossy - you can check it on jsfiddle.net - this is the only way I knew how to "fix" it). It adds 0.001 to the already padded number, so it is adding a 1 three 0s to the right of the decimal value. So it should be safe to use.
After that I added .toFixed(decimal...
How to get the current date without the time?
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There is no built-in date-only type in .NET.
The convention is to use a DateTime with the time portion set to midnight.
The static DateTime.Today property will give you today's date.
shar...
How can I make a clickable link in an NSAttributedString?
...hString:@"Google"];
[str addAttribute: NSLinkAttributeName value: @"http://www.google.com" range: NSMakeRange(0, str.length)];
yourTextView.attributedText = str;
Edit:
This is not directly about the question but just to clarify, UITextField and UILabel does not support opening URLs. If you want t...
'float' vs. 'double' precision
... is why the precision is more than doubled.
1: Section 5.2.4.2.2 ( http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf )
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How to get the month name in C#?
...rite a huge switch statement or if statement on the month int . In VB.Net you can use MonthName() , but what about C#?
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Can't specify the 'async' modifier on the 'Main' method of a console app
... in UI applications (the method just returns to the UI event loop) and ASP.NET applications (the method returns off the thread but keeps the request alive). It doesn't work out so well for Console programs: Main returns to the OS - so your program exits.
One solution is to provide your own context ...
How to find the size of localStorage
...I used the stock Array.prototype.forEach(). According to Mozilla Developer Network aka MDN from IE9 it has native support.
– Jakub Gadkowski
Jun 30 '15 at 11:20
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Ant: How to execute a command for each file in directory?
...sk. So, you have to install something. See here: ant-contrib.sourceforge.net
– blak3r
Sep 23 '09 at 20:47
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二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...之。
关于QR Code Specification，可参看这个PDF：http://raidenii.net/files/datasheets/misc/qr_code.pdf
基础知识
首先，我们先说一下二维码一共有40个尺寸。官方叫版本Version。Version 1是21 x 21的矩阵，Version 2是 25 x 25的矩阵，Version 3是29的尺寸...
Is there a Boolean data type in Microsoft SQL Server like there is in MySQL? [duplicate]
... on three valued logic-
Example of three valued logic in SQL Server
http://www.firstsql.com/idefend3.htm
https://www.simple-talk.com/sql/learn-sql-server/sql-and-the-snare-of-three-valued-logic/
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