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What is the difference between user and kernel modes in operating systems?
...d out, and thus have arbitrary hardware accesses.
Otherwise, for example, file permissions would be useless if any program could directly read from disk.
More precisely thanks to Michael Petch: it is actually possible for the OS to allow IO instructions on ring 3, this is actually controlled by th...
How to delete selected text in the vi editor
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If you want to remove all lines in a file from your current line number, use dG, it will delete all lines (shift g) mean end of file
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NodeJS - Error installing with NPM
...and direct install it. The installer will automatic help you to remove old files.
npm update npm
Future update for Python
conda update --all
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UIBarButtonItem with custom image and no border
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The custom category: I have to create the header file with those declarations, and the implementation file, where I put the code you're refering ? thanks
– mongeta
Apr 21 '10 at 8:59
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Fluid or fixed grid system, in responsive design, based on Twitter Bootstrap
...t a reference to the answer , this is a link to the plugin , where the the files can be downloaded, I guess I cannot attach files with answer here..
– enthusiast
Nov 21 '15 at 14:31
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“Unable to find manifest signing certificate in the certificate store” - even when add new key
...e solution and really hope this helps someone else too.
Edit the .csproj file for the project in question.
Delete the following lines of code:
<PropertyGroup>
<ManifestCertificateThumbprint>...........</ManifestCertificateThumbprint>
</PropertyGroup>
<PropertyGroup&...
Can't escape the backslash with regex?
...apture an xpath of an element whose only identifying feature was a windows file path, then generate a program (as a string) in which xpaths to be represented as strings. at one point in the intermediate steps there were 8 backslashes used to represent a single backslash in the file path. That's the ...
How does lombok work?
...ation Processing API available in Java 6.
Note that lombok.jar contains a file named /META-INF/services/javax.annotation.processing.Processor. When javac sees this file in a compilation classpath, it runs annotation processors defined there during compilation.
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What's the difference between %s and %d in Python string formatting?
...ber.
>>> '%d' % 'thirteen'
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: %d format: a number is required, not str
So if the intent is just to call str(arg), then %s is sufficient, but if you need extra formatting (like formatting float d...
Is there a difference between authentication and authorization?
...thorization deals with what an authenticated entity is allowed to do (e.g. file permissions).
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