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How do you count the lines of code in a Visual Studio solution?
...omplicated to compute, and you can't run the metrics for just part of it. What this means is that if your code-base is particularly large, you might be sitting for hours waiting for it. If all you want is line-count, there's much faster solutions out there.
– Darrel Hoffman
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CommandError: You must set settings.ALLOWED_HOSTS if DEBUG is False
...']
Less secure if you're not firewalled off or on a public LAN, but it's what I use and it works.
EDIT: Interestingly enough I've been needing to add this to a few of my 1.8 projects even when DEBUG = True. Very unsure why.
EDIT: This is due to a Django security update as mentioned in my comment...
What is an optional value in Swift?
...Because of how they are written and used, it's easy to get a wrong idea of what they are. Compare the optional above to creating a normal String:
var name: String = "Bertie" // No "?" after String
From the syntax it looks like an optional String is very similar to an ordinary String. It's not. An o...
Reading settings from app.config or web.config in .NET
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@Ivanhoe What version of VisualStudio did you use? The ConfigurationManager.AppSettings["someKey"] worked with 4.6.1 and VS 15.8.2 but failed with 4.6.1 and VS 15.9.2 for me.
– kkuilla
Nov 23 '18...
Prevent contenteditable adding on ENTER - Chrome
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but it will create another very annoying Chrome bug (what a shitty browser)
– vsync
Oct 14 '16 at 23:03
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How do you get a string to a character array in JavaScript?
...t work in IE. Take that into consideration. It took me hours to figure out what the problem was.
– Stef van den Berg
Jun 21 '17 at 12:06
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Return 0 if field is null in MySQL
... @MarkByers can you show why Kevin's example in the comment is wrong and what it should actually be?
– Michael
Aug 10 '16 at 13:44
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Retrieving Property name from lambda expression
...y to get the Property name when passed in via a lambda expression?
Here is what i currently have.
21 Answers
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right click context menu for datagridview
...menu, customised for the current row.
Here's a quick and dirty example of what I mean...
private void dataGridView1_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right)
{
ContextMenu m = new ContextMenu();
m.MenuItems.Add(new MenuItem("Cut"));
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Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
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There are many ways to do this. This answer starts with what is quickly becoming the standard method, but also includes older methods and various other methods from answers to similar questions scattered around this site.
tmp <- data.frame(x=gl(2,3, labels=letters[24:25]),
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