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Templated check for the existence of a class member function?
...SFINAE causes the template to be ignored. Usage like this:
HAS_MEM_FUNC(toString, has_to_string);
template<typename T> void
doSomething() {
if(has_to_string<T, std::string(T::*)()>::value) {
...
} else {
...
}
}
But note that you cannot just call that toString fu...
Execute JavaScript using Selenium WebDriver in C#
...e assigned elsewhere
IJavaScriptExecutor js = (IJavaScriptExecutor)driver;
string title = (string)js.ExecuteScript("return document.title");
Note that the complete documentation of the WebDriver API for .NET can be found at this link.
...
Getting request payload from POST request in Java servlet
...
String payloadRequest = getBody(request);
Using this method
public static String getBody(HttpServletRequest request) throws IOException {
String body = null;
StringBuilder stringBuilder = new StringBuilder();
...
How do I get formatted JSON in .NET using C#?
...yPrint
{
internal class Program
{
private static void Main(string[] args)
{
Product product = new Product
{
Name = "Apple",
Expiry = new DateTime(2008, 12, 28),
Price = 3.99M,
...
Is there a Python Library that contains a list of all the ascii characters?
...
The string constants may be what you want. (docs)
>>> import string
>>> string.ascii_uppercase
'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
If you want all printable characters:
>>> string.printable
'0123456789ab...
How to define static property in TypeScript interface
...
You can define interface normally:
interface MyInterface {
Name:string;
}
but you can't just do
class MyClass implements MyInterface {
static Name:string; // typescript won't care about this field
Name:string; // and demand this one instead
}
To express that a class shou...
How to get names of enum entries?
...
enum Enum {
A
}
let nameOfA = Enum[Enum.A]; // "A"
Keep in mind that string enum members do not get a reverse mapping generated at all.
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Convert string to symbol-able in ruby
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Rails got ActiveSupport::CoreExtensions::String::Inflections module that provides such methods. They're all worth looking at. For your example:
'Book Author Title'.parameterize.underscore.to_sym # :book_author_title
...
PHP file_get_contents() and setting request headers
...dn't impersonate the user agent of a browser. Instead, create a User-Agent string for your tool. www-archive.mozilla.org/build/revised-user-agent-strings.html could give some idea about the format.
– Dereckson
Jan 20 '13 at 5:21
...
Getting the last element of a split string array
...commas and space. If there are no separators it should return the original string.
8 Answers
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