Questions

How do I exit a WPF application programmatically?

How is one supposed to exit an application such as when the user clicks on the Exit menu item from the File menu? I have tried: ``` this.Dispose(); this.Exit(); Application.ShutDown(); Application.Exi...

6 Nov at 15:10

Why is using a wild card with a Java import statement bad?

It is much more convenient and cleaner to use a single statement like ``` import java.awt.*; ``` than to import a bunch of individual classes ``` import java.awt.Panel; import java.awt.Graphics; i...

7 Jun at 17:35

How do I run Visual Studio as an administrator by default?

I recently discovered that even while logged into my personal laptop as an administrator, Visual Studio does not run in administrator mode and you need to explicitly use . Is there a way to make it r...

How do I run git log to see changes only for a specific branch?

I have a local branch tracking the remote/master branch. After running `git-pull` and `git-log`, the log will show all commits in the remote tracking branch as well as the current branch. However, bec...

24 Jul at 11:34

Typedef function pointer?

I'm learning how to dynamically load DLL's but what I don't understand is this line ``` typedef void (*FunctionFunc)(); ``` I have a few questions. If someone is able to answer them I would be grat...

17 May at 07:26

How to define multiple CSS attributes in jQuery?

Is there any syntactical way in jQuery to define multiple CSS attributes without stringing everything out to the right like this: ``` $("#message").css("width", "550px").css("height", "300px").css("f...

14 Sep at 17:41

Enum String Name from Value

I have an enum construct like this: ``` public enum EnumDisplayStatus { None = 1, Visible = 2, Hidden = 3, MarkedForDeletion = 4 } ``` In my database, the enumerations are refer...

11 Aug at 16:29

Best way to reverse a string

I've just had to write a string reverse function in C# 2.0 (i.e. LINQ not available) and came up with this: ``` public string Reverse(string text) { char[] cArray = text.ToCharArray(); string...

3 Mar at 22:18

The difference between the Runnable and Callable interfaces in Java

What is the difference between using the `Runnable` and `Callable` interfaces when designing a concurrent thread in Java, why would you choose one over the other?

How to list all functions in a module?

I have a Python module installed on my system and I'd like to be able to see what functions/classes/methods are available in it. I want to call the `help` function on each one. In Ruby I can do someth...

30 May at 18:3

How can I pass an argument to a PowerShell script?

There's a PowerShell script named `itunesForward.ps1` that makes iTunes fast forward 30 seconds: ``` $iTunes = New-Object -ComObject iTunes.Application if ($iTunes.playerstate -eq 1) { $iTunes.Play...

What is "stdafx.h" used for in Visual Studio?

A file named `stdafx.h` is automatically generated when I start a project in Visual Studio 2010. I need to make a cross-platform C++ library, so I don't/can't use this header file. What is `stdafx.h`...

Why can't I define a static method in a Java interface?

Here's the example: ``` public interface IXMLizable<T> { static T newInstanceFromXML(Element e); Element toXMLElement(); } ``` Of course this won't work. But why not? One of the possible i...

20 May at 12:42

How do I "decompile" Java class files?

What program can I use to decompile a class file? Will I actually get Java code, or is it just JVM assembly code? On Java performance questions on this site I often see responses from people who have...

9 Aug at 21:21

Is there a printf converter to print in binary format?

I can print with `printf` as a hex or octal number. Is there a format tag to print as binary, or arbitrary base? I am running gcc. ``` printf("%d %x %o\n", 10, 10, 10); //prints "10 A 12\n" printf("%...

7 Dec at 01:48

Resolving instances with ASP.NET Core DI from within ConfigureServices

How do I manually resolve a type using the ASP.NET Core MVC built-in dependency injection framework? Setting up the container is easy enough: ``` public void ConfigureServices(IServiceCollection ser...

How to convert a SVG to a PNG with ImageMagick?

I have a SVG file that has a defined size of 16x16. When I use ImageMagick's convert program to convert it into a PNG, then I get a 16x16 pixel PNG which is way too small: ``` convert test.svg test.p...

15 Aug at 16:36

Create a temporary table in a SELECT statement without a separate CREATE TABLE

Is it possible to create a temporary (session only) table from a select statement without using a create table statement and specifying each column type? I know derived tables are capable of this, but...

Text progress bar in terminal with block characters

I wrote a simple console app to upload and download files from an FTP server using the ftplib. I would like the app to show some visualization of its download/upload progress for the user; each time...

22 Dec at 23:13

How do I force Git to use LF instead of CR+LF under Windows?

I want to force Git to check out files under Windows using just `LF` not `CR+LF`. I checked the two configuration options, but was not able to find the right combination of settings. I want to convert...

How can I process each letter of text using Javascript?

I would like to alert each letter of a string, but I am unsure how to do this. So, if I have: ``` var str = 'This is my string'; ``` I would like to be able to separately alert `T`, `h`, `i`, `s`, et...

5 Feb at 19:38

Graphviz: How to go from .dot to a graph?

I can't seem to figure this out. I have a .dot file, which is valid according to the syntax. How do I use graphviz to convert this into an image? (note that I'm on Windows, not linux)

28 Feb at 00:23

How to lose margin/padding in UITextView

I have a `UITextView` in my iOS application, which displays a large amount of text. I am then paging this text by using the offset margin parameter of the `UITextView`. My problem is that the padding ...

Visual Studio Code open tab in new window

I am trying to open a tab in a new window in Visual Studio Code so I can move it to another screen. If I drag the tab the other screen, a file is created. Is there a shortcut to open a tab in a new Vi...

22 Mar at 07:27

Can't specify the 'async' modifier on the 'Main' method of a console app

I am new to asynchronous programming with the `async` modifier. I am trying to figure out how to make sure that my `Main` method of a console application actually runs asynchronously. ``` class Progr...