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Swift Bridging Header import issue
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Be careful to add the file to the folder that your error is complaining!
I've made the same mistake, if you create the file from Xcode, it will go to the folder: Project->Project->Header.h
And Xcode is looking for Project->Header.h
That...
Deleting a file in VBA
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1.) Check here. Basically do this:
Function FileExists(ByVal FileToTest As String) As Boolean
FileExists = (Dir(FileToTest) <> "")
End Function
I'll leave it to you to figure out the various error handling needed but these are among the error handling things...
Skip download if files exist in wget?
...oads that would download to
existing files.
Sample usage:
wget -nc http://example.com/pic.png
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Convert PEM to PPK file format
Is there a way to convert PEM files to PPK files? (you may guess that Amazon EC2 gives me a PEM file, and I need to use the PPK format for SSH connectivity).
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Getting a File's MD5 Checksum in Java
I am looking to use Java to get the MD5 checksum of a file. I was really surprised but I haven't been able to find anything that shows how to get the MD5 checksum of a file.
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Tools to search for strings inside files without indexing [closed]
...r
Visual Studio Code has excellent search and replace capabilities across files. It is extremely fast, supports regex and live preview before replacement.
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java.util.regex - importance of Pattern.compile()?
... Plus you can specify flags like case_insensitive, dot_all, etc. during compilation, by passing in an extra flags parameter
– Sam Barnum
Nov 12 '09 at 14:50
add...
Why does document.querySelectorAll return a StaticNodeList rather than a real Array?
...y the "host" environment (eg a web browser). For example document, window, etc. IE often implements these "specially" (for example as COM objects) that sometimes don't conform to normal usage, in small and subtle ways, such as Array.prototype.slice.call bombing when given a StaticNodeList ;)
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is it possible to `git status` only modified files?
Is it possible to git status and show only modified files?
16 Answers
16
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Are nullable types reference types?
...alues:
The value of the data type (int for int?, DateTime for DateTime?, etc.).
A boolean value which tells if the data type value has been set. (HasValue is the property.)
When you set the value of the data type, the struct changes HasValue to true.
Nullable types (C# Programming Guide)
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