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kernel stack and user space stack
What's the difference between kernel stack and user stack? Why kernel stack is used? If a local variable is declared in an ISR, where it will be stored? Does each process has its own kernel stack? Then how the process coordinates between both these stacks?
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Creating an empty file in Ruby: “touch” equivalent?
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FileUtils.touch looks like what it does, and mirrors* the touch command:
require 'fileutils'
FileUtils.touch('file.txt')
* Unlike touch(1) you can't update mtime or atime alone. It's also missing a few other nice options.
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Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
What are the real world pros and cons of executing a dynamic SQL command in a stored procedure in SQL Server using
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Will GetType() return the most derived type when called from the base class?
...nly sees the super class. Is it not that it will always return what the handle was defined as not the instance? - or am i missing something?
– user359135
Jul 20 '18 at 10:56
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Differences between std::make_unique and std::unique_ptr with new
...that means that this is no longer unsafe. See C++ committee papers P0400R0 and P0145R3.
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Comments in .gitignore?
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@StuartR.Jefferys I'm on git 1.7.4.1 and am finding that a line with a comment at the end does not work: src/main/log/ # Doesn't work. git status still shows this directory src/main/log/ Works fine. git status does not show the directory. In fact, it ap...
How to add extra namespaces to Razor pages instead of @using declaration?
... namespaces for views) Not Found
This has changed between MVC 3 Preview 1 and MVC 3 Beta (released just today). In Preview 1 Razor used the WebForms namespaces config section. However in the Beta there is a new config section that is seperate from the WebForms one. You will need to add the follwing...
How do I make a fully statically linked .exe with Visual Studio Express 2005?
My current preferred C++ environment is the free and largely excellent Microsoft Visual Studio 2005 Express edition. From time to time I have sent release .exe files to other people with pleasing results. However recently I made the disturbing discovery that the pleasing results were based on more l...
.bashrc at ssh login
...ogue .bash_profile. It was created by the RVM install. I moved the RVM command to .profile and delete .bash_profile. All running fine now.
– Rod Daunoravicius
Oct 25 '13 at 10:02
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Timer & TimerTask versus Thread + sleep in Java
...k is that it expresses your intention much better (i.e. code readability), and it already has the cancel() feature implemented.
Note that it can be written in a shorter form as well as your own example:
Timer uploadCheckerTimer = new Timer(true);
uploadCheckerTimer.scheduleAtFixedRate(
new Tim...