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What is “stdafx.h” used for in Visual Studio?
A file named stdafx.h is automatically generated when I start a project in Visual Studio 2010. I need to make a cross-platform C++ library, so I don't/can't use this header file.
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Is SecureRandom thread safe?
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The current implementation of SecureRandom is thread safe, specifically the two mutating methods nextBytes(bytes[]) and setSeed(byte[]) are synchronized.
Well, as far as I've been able to tell, all mutating methods are eventually routed through those two methods, and SecureRandom overrides...
Using Rails serialize to save hash to database
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Rails 4 has a new feature called Store, so you can easily use it to solve your problem. You can define an accessor for it and it is recommended you declare the database column used for the serialized store as a text, so there's plenty of room. The ori...
How to import local packages without gopath
...LE=on
go mod init
go mod vendor # if you have vendor/ folder, will automatically integrate
go build
This method creates a file called go.mod in your projects directory. You can then build your project with go build. If GO111MODULE=auto is set, then your project cannot be in $GOPATH.
Edit 2: The...
How to get all enum values in Java?
...] yourEnums = YourEnumClass.class.getEnumConstants(); solved my problem of calling from a non-static method.
– Jeremy
Jul 21 '17 at 23:33
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Read file data without saving it in Flask
...riting my first flask application. I am dealing with file uploads, and basically what I want is to read the data/content of the uploaded file without saving it and then print it on the resulting page. Yes, I am assuming that the user uploads a text file always.
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How can I use Server.MapPath() from global.asax?
...eflector, you'll notice that Server.MapPath and Request.MapPath ultimately call VirtualPath.MapPath which ultimately calls HostingEnvironment.MapPath. They all end up in the same place. HostingEnvironment.MapPath cuts out the middle man.
– Corbin March
Jun 3 '0...
Example of UUID generation using Boost in C++
...second uses operator() on that instance. You should save the generator and call operator() on it if you want to generate more than one uuid: random_generator rg; uuid ui = rg();
– Georg Fritzsche
Jul 15 '10 at 16:44
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Efficient list of unique strings C#
... You don't need the Contains check with a HashSet. You can just call the Add method directly and it will return true or false depending on whether or not the item already exists.
– LukeH
May 28 '09 at 9:01
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Objective-C class -> string like: [NSArray className] -> @“NSArray”
...worth considering if not for every class ... I don't think a downgrade was called for.
– Sherwin Zadeh
Dec 31 '12 at 0:01
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