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'^M' character at end of lines

...acter at the end of each line of the SQL script as it is echoed to the command-line. I don't know on which OS the SQL script was originally created. ...
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What is an example of the Liskov Substitution Principle?

... A great example illustrating LSP (given by Uncle Bob in a podcast I heard recently) was how sometimes something that sounds right in natural language doesn't quite work in code. In mathematics, a Square is a Rectangle. Indeed it is a specialization of a rectangle. The "is a" makes you...
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各编程语言读写文件汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术

...: // 写文件 $fp = fopen("log.txt", "a"); fwrite($fp, $str); fclose($fp); // 读文件 $fp = fopen("log.txt", "r"); while(!feof($fp)) { $line = fgets($fp); echo $line; } fclose($fp); C#读写文件: using System.IO; private void ReadWriteFunc(string str) { ...
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Programmatically obtain the Android API level of a device?

...ION.SDK_INT >= Build.VERSION_CODES.DONUT) { } To obtain user visible Android Version use: Build.VERSION.RELEASE share | improve this answer | follow | ...
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How do you create a dropdownlist from an enum in ASP.NET MVC?

...adata); IEnumerable<TEnum> values = Enum.GetValues(enumType).Cast<TEnum>(); IEnumerable<SelectListItem> items = from value in values select new SelectListItem { Text = GetEnumDescription(value), Value = value....
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What is the “FS”/“GS” register intended for?

So I know what the following registers and their uses are supposed to be: 5 Answers 5 ...
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vs in Generics

...of the generic class, interface or method. The implication is that you can cast the type/interface/method to an equivalent with a super-type of T. E.g. ICovariant<out Dog> can be cast to ICovariant<Animal>. share...
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How to repeat last command in python interpreter shell?

How do I repeat the last command? The usual keys: Up, Ctrl+Up, Alt-p don't work. They produce nonsensical characters. 26 An...
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Adding two Java 8 streams, or an extra element to a stream

...type of Something<? extends T>, not the other way, so it couldn't be cast) Additional .map(identity()) cast <? extends T> to <T>. It happens thanks to mix of java 8 'target types' of method arguments and return types and signature of map() method. Actually it is Function.<T>i...
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Understanding Apache's access log

... URL of the page from which this request was initiated) if any is present, and "-" otherwise. User-agent is the browser identification string. The complete(?) list of formatters can be found here. The same section of the documentation also lists other common log formats; readers whose logs don't l...