Questions

How can I represent an 'Enum' in Python?

I'm mainly a C# developer, but I'm currently working on a project in Python. How can I represent the equivalent of an Enum in Python?

22 Sep at 16:3

Could not find a declaration file for module 'module-name'. '/path/to/module-name.js' implicitly has an 'any' type

I read how TypeScript [module resolution](https://www.typescriptlang.org/docs/handbook/module-resolution.html) works. I have the following repository: [@ts-stack/di](https://github.com/ts-stack/di). ...

21 Feb at 14:6

How to grant permission to users for a directory using command line in Windows?

How can I grant permissions to a user on a directory (Read, Write, Modify) using the Windows command line?

How to resolve java.lang.NoClassDefFoundError: javax/xml/bind/JAXBException

I have some code that uses JAXB API classes which have been provided as a part of the JDK in Java 6/7/8. When I run the same code with Java 9, at runtime I get errors indicating that JAXB classes can...

1 Mar at 12:45

"TypeError: method() takes 1 positional argument but 2 were given" but I only passed one

If I have a class ... ``` class MyClass: def method(arg): print(arg) ``` ... which I use to create an object ... ``` my_object = MyClass() ``` ... on which I call `method("foo")` like s...

20 Feb at 16:59

Hex transparency in colors

I'm working on implementing a widget transparency option for my app widget although I'm having some trouble getting the hex color values right. Being completely new to hex color transparency I searche...

10 Aug at 15:14

Multiple cases in switch statement

Is there a way to fall through multiple case statements without stating `case value:` repeatedly? I know this works: ``` switch (value) { case 1: case 2: case 3: // Do some stuff ...

28 Feb at 00:54

How can I make Bootstrap columns all the same height?

I'm using Bootstrap. How can I make three columns all the same height? Here is a screenshot of the problem. I would like the blue and red columns to be the same height as the yellow column. ![Three...

23 Jun at 21:36

Regex for numbers only

I haven't used regular expressions at all, so I'm having difficulty troubleshooting. I want the regex to match only when the contained string is all numbers; but with the two examples below it is matc...

15 Sep at 18:31

How do I remove the first item from a list?

How do I remove the first item from a list? ``` [0, 1, 2, 3] → [1, 2, 3] ```

10 Apr at 13:13

How do I declare a 2d array in C++ using new?

How do i declare a 2d array using new? Like, for a "normal" array I would: ``` int* ary = new int[Size] ``` but ``` int** ary = new int[sizeY][sizeX] ``` a) doesn't work/compile and b) doesn't ...

How can I get the application's path in a .NET console application?

How do I find the application's path in a console application? In [Windows Forms](http://en.wikipedia.org/wiki/Windows_Forms), I can use `Application.StartupPath` to find the current path, but this d...

20 Nov at 15:40

How can I create a "Please Wait, Loading..." animation using jQuery?

I would like to place a "please wait, loading" spinning circle animation on my site. How should I accomplish this using jQuery?

25 Oct at 16:43

How can I get form data with JavaScript/jQuery?

Is there a simple, one-line way to get the data of a form as it would be if it was to be submitted in the classic HTML-only way? For example: ``` <form> <input type="radio" name="foo" value="1" ...

17 Sep at 15:47

How to delete files/subfolders in a specific directory at the command prompt in Windows

Say, there is a variable called `%pathtofolder%`, as it makes it clear it is a full path of a folder. I want to delete every single file and subfolder in this directory, but not the directory itself....

Update Git branches from master

I have four branches (master, b1, b2, and b3). After I worked on b1-b3, I realized I have something to change on branch master that should be in all other branches. I changed what I needed in `master`...

28 Dec at 23:48

How do I find the MySQL my.cnf location

Is there a MySQL command to locate the `my.cnf` configuration file, similar to how PHP's `phpinfo()` locates its `php.ini`?

13 Mar at 16:3

std::string formatting like sprintf

I have to format [std::string](http://en.cppreference.com/w/cpp/string/basic_string) with [sprintf](http://en.cppreference.com/w/cpp/io/c/fprintf) and send it into file stream. How can I do this?

How do I sort a list of dictionaries by a value of the dictionary?

How do I sort a list of dictionaries by a specific key's value? Given: ``` [{'name': 'Homer', 'age': 39}, {'name': 'Bart', 'age': 10}] ``` When sorted by `name`, it should become: ``` [{'name': 'Bart...

Convert character to ASCII numeric value in java

I have `String name = "admin";` then I do `String charValue = name.substring(0,1); //charValue="a"` I want to convert the `charValue` to its ASCII value (97), how can I do this in java?

15 Aug at 13:12

Convert list to array in Java

How can I convert a `List` to an `Array` in Java? Check the code below: ``` ArrayList<Tienda> tiendas; List<Tienda> tiendasList; tiendas = new ArrayList<Tienda>(); Resources res = this.getBaseCont...

14 Jan at 16:41

How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops

How can I use regular expressions in Excel and take advantage of Excel's powerful grid-like setup for data manipulation? - - - - --- I understand Regex is not ideal for many situations ([To use...

24 May at 15:1

Error UnicodeDecodeError: 'utf-8' codec can't decode byte 0xff in position 0: invalid start byte

[https://github.com/affinelayer/pix2pix-tensorflow/tree/master/tools](https://github.com/affinelayer/pix2pix-tensorflow/tree/master/tools) An error occurred when compiling "process.py" on the above si...

15 Feb at 09:51

Remove ALL white spaces from text

``` $("#topNav" + $("#breadCrumb2nd").text().replace(" ", "")).addClass("current"); ``` This is a snippet from my code. I want to add a class to an ID after getting another ID's text property. The p...

15 Dec at 19:54

Get all possible (2^N) combinations of a list’s elements, of any length

I have a list with 15 numbers. How can I produce all 32,768 combinations of those numbers (i.e., any number of elements, in the original order)? I thought of looping through the decimal integers 1–327...

28 Feb at 19:56