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Why an abstract class implementing an interface can miss the declaration/implementation of one of th

...rious thing happens in Java when you use an abstract class to implement an interface: some of the interface's methods can be completely missing (i.e. neither an abstract declaration or an actual implementation is present), but the compiler does not complain. ...
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How to Execute SQL Server Stored Procedure in SQL Developer?

...END. Here is a working script. ALTER Proc [dbo].[DepartmentAddOrEdit] @Id int, @Code varchar(100), @Name varchar(100), @IsActive bit , @LocationId int, @CreatedBy int, @UpdatedBy int AS IF(@Id = 0) BEGIN INSERT INTO Department (Code,Name,IsActive,LocationId,CreatedBy,UpdatedBy,CreatedA...
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How to set the UITableView Section title programmatically (iPhone/iPad)?

I've created a UITableView in Interface Builder using storyboards . The UITableView is setup with static cells and a number of different sections. ...
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How can I get the version defined in setup.py (setuptools) in my package?

....py from setuptools import setup, find_packages from distutils.util import convert_path main_ns = {} ver_path = convert_path('mymodule/version.py') with open(ver_path) as ver_file: exec(ver_file.read(), main_ns) setup(..., version=main_ns['__version__'], ...) And in mymodule/version....
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How to use Swift @autoclosure

...akes no argument: func f(pred: () -> Bool) { if pred() { print("It's true") } } To call this function, we have to pass in a closure f(pred: {2 > 1}) // "It's true" If we omit the braces, we are passing in an expression and that's an error: f(pred: 2 > 1) // error: '&g...
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Why is parenthesis in print voluntary in Python 2.7?

...s: print expr1, expr2, ... exprn (Each expression in turn is evaluated, converted to a string and displayed with a space between them.) But remember that putting parentheses around an expression is still the same expression. So you can also write this as: print (expr1), (expr2), ... (expr3) ...
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How do I execute a command and get the output of the command within C++ using POSIX?

... @Yasky: When the program being executed is int main(){ puts("ERROR"); }. – dreamlax Dec 16 '13 at 21:03 8 ...
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What is the difference between declarative and imperative programming? [closed]

...le, let's start with this collection, and choose the odd numbers: List<int> collection = new List<int> { 1, 2, 3, 4, 5 }; With imperative programming, we'd step through this, and decide what we want: List<int> results = new List<int>(); foreach(var num in collection) { ...
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How To Create Table with Identity Column

... CREATE TABLE [dbo].[History]( [ID] [int] IDENTITY(1,1) NOT NULL, [RequestID] [int] NOT NULL, [EmployeeID] [varchar](50) NOT NULL, [DateStamp] [datetime] NOT NULL, CONSTRAINT [PK_History] PRIMARY KEY CLUSTERED ( [ID] ASC )WITH (PAD_INDEX = OFF...
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moment.js - UTC gives wrong date

...time defaults to midnight. In your code, you create a local date and then convert it to the UTC timezone (in fact, it makes the moment instance switch to UTC mode), so when it is formatted, it is shifted (depending on your local time) forward or backwards. If the local timezone is UTC+N (N being a...