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How to avoid 'cannot read property of undefined' errors?
In my code, I deal with an array that has some entries with many objects nested inside one another, where as some do not. It looks something like the following:
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Spring @Autowired usage
...Then I realized that most of the stuff in the files wasn't configuration - it was never changed anywhere after development, ever. Then I realized that "centralized" only has value in quite small systems - only in small systems will you ever be able to grok a configuration file as a whole. And what i...
How to stop mysqld
...hAgents/homebrew.mxcl.mysql.plist
Binary installer
sudo /Library/StartupItems/MySQLCOM/MySQLCOM stop
sudo /Library/StartupItems/MySQLCOM/MySQLCOM start
sudo /Library/StartupItems/MySQLCOM/MySQLCOM restart
I found that in: https://stackoverflow.com/a/102094/58768
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How is Python's List Implemented?
Is it a linked list, an array? I searched around and only found people guessing. My C knowledge isn't good enough to look at the source code.
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Cleaner way to do a null check in C#? [duplicate]
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In a generic way, you may use an expression tree and check with an extension method:
if (!person.IsNull(p => p.contact.address.city))
{
//Nothing is null
}
Full code:
public class IsNullVisitor : ExpressionVisitor
{
public bool IsNull { get; private set; }
public ob...
How can I make a WPF combo box have the width of its widest element in XAML?
I know how to do it in code, but can this be done in XAML ?
12 Answers
12
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“unpacking” a tuple to call a matching function pointer
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Just felt that should be stated once in an answer in this thread (after it already appeared in one of the comments).
The basic C++14 solution is still missing in this thread. EDIT: No, it's actually there in the answer of Walter.
This function is given:
void f(int a, double b, void* c)
{
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C# int to byte[]
I need to convert an int to a byte[] one way of doing it is to use BitConverter.GetBytes() . But im unsure if that matches the following specification:
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jQuery scroll to element
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Assuming you have a button with the id button, try this example:
$("#button").click(function() {
$([document.documentElement, document.body]).animate({
scrollTop: $("#elementtoScrollToID").offset().top
}, 2000);
});
I got the code fro...
How to fully clean bin and obj folders within Visual Studio?
If you right click on a folder, you will see a "Clean" menu item. I assumed this would clean (remove) the obj and bin directory.
However, as far as I can see, it does nothing.
Is there another way?
(please don't tell me to go to Windows Explorer or the cmd.exe)
I'd like to remove the obj and bin fo...