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Join a list of strings in python and wrap each string in quotation marks
... @jamlak ok, repr just seemed safer to me incase you have quotes in your string.
– Meow
May 3 '17 at 23:29
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Inversion of Control vs Dependency Injection
...ode will look as below:
public class SMSService
{
public void SendSMS(string mobileNumber, string body)
{
SendSMSUsingGateway(mobileNumber, body);
}
private void SendSMSUsingGateway(string mobileNumber, string body)
{
/*implementation for sending SMS using gatew...
Why do I get TypeError: can't multiply sequence by non-int of type 'float'?
...
raw_input returns a string (a sequence of characters). In Python, multiplying a string and a float makes no defined meaning (while multiplying a string and an integer has a meaning: "AB" * 3 is "ABABAB"; how much is "L" * 3.14 ? Please do not re...
How to define “type disjunction” (union types)?
...
First, declare a class with the types you wish to accept as below:
class StringOrInt[T]
object StringOrInt {
implicit object IntWitness extends StringOrInt[Int]
implicit object StringWitness extends StringOrInt[String]
}
Next, declare foo like this:
object Bar {
def foo[T: StringOrInt](x:...
Literal notation for Dictionary in C#?
...lection initializer syntax, but you still need to make a new Dictionary<string, string> object first as the shortcut syntax is translated to a bunch of Add() calls (like your code):
var data = new Dictionary<string, string>
{
{ "test", "val" },
{ "test2", "val2" }
};
In C# 6,...
How to check if a string starts with one of several prefixes?
...there is; matching via regular expressions is much more expensive than raw string method calls. Exact figures I cannot give, but this is the general consensus.
– klaar
Mar 21 '16 at 15:47
...
What causes javac to issue the “uses unchecked or unsafe operations” warning
...ections without type specifiers (e.g., Arraylist() instead of ArrayList<String>()). It means that the compiler can't check that you're using the collection in a type-safe way, using generics.
To get rid of the warning, just be specific about what type of objects you're storing in the collect...
How to get just the parent directory name of a specific file
...
Use File's getParentFile() method and String.lastIndexOf() to retrieve just the immediate parent directory.
Mark's comment is a better solution thanlastIndexOf():
file.getParentFile().getName();
These solutions only works if the file has a parent file (e.g.,...
Convert String to equivalent Enum value
Is it possible for me to convert a String to an equivalent value in an Enumeration , using Java.
4 Answers
...
LINQ .Any VS .Exists - What's the difference?
...012");
if (forceListEval != "sdsdf")
{
var s = string.Empty;
var start2 = DateTime.Now;
if (!list1.Exists(o => o == "0123456789012"))
{
var end2 = DateTime.Now;
s += " Exists: " + end2.Subtract(start2)...