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Node.js Best Practice Exception Handling
...'d like to avoid uncaught errors as much as possible, as such, instead of literally throwing the error, we can instead safely "throw" the error using one of the following methods depending on our code architecture:
For synchronous code, if an error happens, return the error:
// Define divider as ...
How to copy a directory structure but only include certain files (using windows batch files)
As the title says, how can I recursively copy a directory structure but only include some files. E.g given the following directory structure:
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Difference between two lists
I Have two generic list filled with CustomsObjects.
12 Answers
12
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How to run a PowerShell script from a batch file
...the arguments a line to execute and while Set-ExecutionPolicy is a cmdlet, it has no -File parameter.
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How to branch with TortoiseHG
... evaluation. For the life of me I can't figure out how to make a branch. It seems to understand branches (e.g. in its repository browser) but I just can't seem to find a way to make a branch. This seems like such a fundamental capability since out of the often touted benefits of DVC is the lightw...
How to add http:// if it doesn't exist in the URL?
How can I add http:// to a URL if it doesn't already include a protocol (e.g. http:// , https:// or ftp:// )?
8 Answe...
NuGet behind a proxy
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Here's what I did to get this working with my corporate proxy that uses NTLM authentication. I downloaded NuGet.exe and then ran the following commands (which I found in the comments to this discussion on CodePlex):
nuget.exe config -set http_proxy=http://my.prox...
How can I convert a long to int in Java?
...Math.toIntExact(value);
Original Answer:
Simple type casting should do it:
long l = 100000;
int i = (int) l;
Note, however, that large numbers (usually larger than 2147483647 and smaller than -2147483648) will lose some of the bits and would be represented incorrectly.
For instance, 21474836...
I want to get the type of a variable at runtime
...se _: String => "String"
case _ => "Unknown"
}
f(x)
Here it doesn't matter what is the type of the variable, Any. What matters, what is checked is the type of 5, the value. In fact, T is useless -- you might as well have written it def f(v: Any) instead. Also, this uses either Clas...
HTML select form with option to enter custom value
... a text input and a datalist. Then you add a list attribute to the input, with a value of the id of the datalist.
Update: As of March 2019 all major browsers (now including Safari 12.1 and iOS Safari 12.3) support datalist to the level needed for this functionality. See caniuse for detailed browser...