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What is the easiest way in C# to trim a newline off of a string?
...ment.NewLine.Length);
}
return text;
}
It's somewhat inefficient if there are multiple newlines, but it'll work.
Alternatively, if you don't mind it trimming (say) "\r\r\r\r" or "\n\n\n\n" rather than just "\r\n\r\n\r\n":
// No need to create a new array each time
private static readonly...
MongoDB, remove object from array
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@NicolasDelValle if I remember correctly, these were options upsert and multi. For current syntax & documentation check this link: docs.mongodb.com/manual/reference/method/db.collection.update
– Lukas Liesis
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Check if object value exists within a Javascript array of objects and if not add a new object to arr
If I have the following array of objects:
18 Answers
18
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How to change the Eclipse default workspace?
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If you mean "change workspace" go to File -> Switch Workspace
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MongoDB/NoSQL: Keeping Document Change History
...equirement in database applications is to track changes to one or more specific entities in a database. I've heard this called row versioning, a log table or a history table (I'm sure there are other names for it). There are a number of ways to approach it in an RDBMS--you can write all changes fr...
How to easily resize/optimize an image size with iOS?
...the iPhone is PNG, because it has optimizations for that format. However, if you want to store these images as JPEGs, you can take your UIImage and do the following:
NSData *dataForJPEGFile = UIImageJPEGRepresentation(theImage, 0.6);
This creates an NSData instance containing the raw bytes for a...
How to round up a number to nearest 10?
...n ($r <= 5) : $roundee - $r : $roundee + (10 - $r);
}
Edit: I didn't know (and it's not well documented on the site) that round now supports "negative" precision, so you can more easily use
$round = round($roundee, -1);
Edit again: If you always want to round up, you can try
function roundU...
Is < faster than
...- B < 0
A = B --> A - B = 0
A > B --> A - B > 0
Now, when A < B the subtraction has to borrow a high-bit for the subtraction to be correct, just like you carry and borrow when adding and subtracting by hand. This "borrowed" bit was usually referred to as the carry bit a...
How do I debug error ECONNRESET in Node.js?
...ght exception since your data, application, and node.js itself is in an unknown state. Continuing after an exception puts your data a risk. If you want to find out more, check out Node's docs on process or Node's docs on domains.
– c1moore
Aug 31 '15 at 0:10
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