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Declaring abstract method in TypeScript
... officially live.
abstract class Animal {
constructor(protected name: string) { }
abstract makeSound(input : string) : string;
move(meters) {
alert(this.name + " moved " + meters + "m.");
}
}
class Snake extends Animal {
constructor(name: string) { super(name); }
...
Spring .properties file: get element as an Array
...ava class like this:
@Value("${base.module.elementToSearch}")
private String[] elementToSearch;
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What's the fastest way to read a text file line-by-line?
...der = new StreamReader(fileStream, Encoding.UTF8, true, BufferSize)) {
String line;
while ((line = streamReader.ReadLine()) != null)
// Process line
}
The FileStream constructor allows you to specify FileOptions. For example, if you are reading a large file sequentially from beginn...
Php multiple delimiters in explode
I have a problem, I have a string array, and I want to explode in different delimiter. For Example
12 Answers
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Is there a regular expression to detect a valid regular expression?
...
/
^ # start of string
( # first group start
(?:
(?:[^?+*{}()[\]\\|]+ # literals and ^, $
| \\. # escaped characters
| \[ (?:...
How can I format a decimal to always show 2 decimal places?
... point and two to the right of it and no more...), then converting them to strings with str will work fine:
str(Decimal('10'))
# -> '10'
str(Decimal('10.00'))
# -> '10.00'
str(Decimal('10.000'))
# -> '10.000'
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How do I escape a single quote ( ' ) in JavaScript? [duplicate]
...o escape it with \.
If you want to escape single quotes in a single quote string:
var string = 'this isn\'t a double quoted string';
var string = "this isn\"t a single quoted string";
// ^ ^ same types, hence we need to escape it with a backslash
or if you want to escape \', yo...
Can JSON start with “[”?
From what I can read on json.org , all JSON strings should start with { (curly brace), and [ characters (square brackets) represent an array element in JSON.
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How do I run a Python script from C#?
...omplete path to the python executable as FileName, and build the Arguments string to supply both your script and the file you want to read.
Also note, that you can't RedirectStandardOutput unless UseShellExecute = false.
I'm not quite sure how the argument string should be formatted for python, bu...
NSAttributedString add text alignment
How can I add text alignment attribute to an NSAttributedString to center the text?
8 Answers
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