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Use dynamic (variable) string as regex pattern in JavaScript
... point, the line above is the same as: var regex = /#abc#/g;
var input = "Hello this is #abc# some #abc# stuff.";
var output = input.replace(regex, "!!");
alert(output); // Hello this is !! some !! stuff.
JSFiddle demo here.
In the general case, escape the string before using as regex:
Not every ...
How to make an HTTP POST web request
...POST
var values = new Dictionary<string, string>
{
{ "thing1", "hello" },
{ "thing2", "world" }
};
var content = new FormUrlEncodedContent(values);
var response = await client.PostAsync("http://www.example.com/recepticle.aspx", content);
var responseString = await response.Content....
What does send() do in Ruby?
...oke another method by name.
From documentation
class Klass
def hello(*args)
"Hello " + args.join(' ')
end
end
k = Klass.new
k.send :hello, "gentle", "readers" #=> "Hello gentle readers"
http://corelib.rubyonrails.org/classes/Object.html#M001077
...
Why should I use the keyword “final” on a method parameter in Java?
... people will make sure argument 'msg' is assigned, like so: "msg = msg || 'Hello World!';". The best Javascript programmers in the world are breaking your good practice. Just read the jQuery source.
– Stijn de Witt
Nov 27 '13 at 8:07
...
What does “program to interfaces, not implementations” mean?
...eaker base class. In this update, I added a feature to all Speakers to "SayHello". All speaker speak "Hello World". So that's a common feature with similar function. Refer to the class diagram and you'll find that Speaker abstract class implement ISpeaker interface and marks the Speak() as abstract ...
How to create a new java.io.File in memory?
....unix());
Path foo = fs.getPath("/foo");
Files.createDirectory(foo);
Path hello = foo.resolve("hello.txt"); // /foo/hello.txt
Files.write(hello, ImmutableList.of("hello world"), StandardCharsets.UTF_8);
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Capitalize the first letter of both words in a two word string
... expect ONLY the initial character to be capitalized. tools::toTitleCase("HELLO") results in HELLO. You might want to wrap this around tolower first, as so: tools::toTitleCase(tolower("HELLO")) which returns Hello
– ddunn801
Apr 5 '17 at 15:56
...
Named placeholders in string formatting
...t and much more.
import org.antlr.stringtemplate.*;
final StringTemplate hello = new StringTemplate("Hello, $name$");
hello.setAttribute("name", "World");
System.out.println(hello.toString());
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How to run a program without an operating system?
...n run it as a virtual machine using hypervisors like qemu. See how to run "hello world" directly on virtualized ARM hardware here.
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Multi-Line Comments in Ruby?
... be at the beginning of the line or
it will be a syntax error.
=end
puts "Hello world!"
<<-DOC
Also, you could create a docstring.
which...
DOC
puts "Hello world!"
"..is kinda ugly and creates
a String instance, but I know one guy
with a Smalltalk background, who
does this."
puts "Hello w...