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What does the question mark and the colon (?: ternary operator) mean in objective-c?
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This is the C ternary operator (Objective-C is a superset of C):
label.frame = (inPseudoEditMode) ? kLabelIndentedRect : kLabelRect;
is semantically equivalent to
if(inPseudoEditMode) {
label.frame = kLabelIndentedRect;
} else {
label.frame = kLabelRec...
How does Java Garbage Collection work with Circular References?
From my understanding, garbage collection in Java cleans up some objects if nothing else is 'pointing' to that object.
8 An...
How to copy from CSV file to PostgreSQL table with headers in CSV file?
I want to copy a CSV file to a Postgres table. There are about 100 columns in this table, so I do not want to rewrite them if I don't have to.
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Concurrent HashSet in .NET Framework?
I have the following class.
5 Answers
5
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Where does Chrome store extensions?
...ensions
Linux
~/.config/google-chrome/Default/Extensions/
MacOS
~/Library/Application\ Support/Google/Chrome/Default/Extensions
Chromium
~/.config/chromium/Default/Extensions
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impr...
How do I flush the PRINT buffer in TSQL?
I have a very long-running stored procedure in SQL Server 2005 that I'm trying to debug, and I'm using the 'print' command to do it. The problem is, I'm only getting the messages back from SQL Server at the very end of my sproc - I'd like to be able to flush the message buffer and see these messages...
Concat all strings inside a List using LINQ
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By using LINQ, this should work;
string delimiter = ",";
List<string> items = new List<string>() { "foo", "boo", "john", "doe" };
Console.WriteLine(items.Aggregate((i, j) => i + delimiter + j));
class descri...
Multiple lines of text in UILabel
Is there a way to have multiple lines of text in UILabel like in the UITextView or should I use the second one instead?
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What's the difference between text/xml vs application/xml for webservice response
This is more of a general question about the difference between text/xml and application/xml .
I am fairly new to writing webservices (REST - Jersey). I have been producing application/xml since it is what shows up in most tutorials / code examples that I have been using to learn, but I recentl...
Convert a list to a string in C#
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Maybe you are trying to do
string combindedString = string.Join( ",", myList.ToArray() );
You can replace "," with what you want to split the elements in the list by.
Edit: As mention in the comments you could also do
stri...