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In Docker, what's the difference between a container and an image? [duplicate]
...ile to stick around when you exit and restart the image. You're restarting from exactly the same defined state as you started in before, not where you left off.
$ docker run -i -t ubuntu /bin/bash
root@abf181be4379:/# ls
bin boot dev etc home lib lib64 media mnt opt proc root run sbin...
Command line progress bar in Java
... done, if you then just print
"done!\n"
You may still have some garbage from the progress bar on the line. So after you are done with the progress bar, be sure to print enough whitespace to remove it from the line. Such as:
"done |\n"
Hope that helps.
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How to write a large buffer into a binary file in C++, fast?
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Yes. From my experience, smaller buffer sizes are usually optimal. The exception is when you're using FILE_FLAG_NO_BUFFERING - in which larger buffers tend to be better. Since I think FILE_FLAG_NO_BUFFERING is pretty much DMA.
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How do you create a REST client for Java? [closed]
...ou use on the client side unit test.
For example here is a unit test case from the Apache Camel project which looks up XML payloads from a RESTful resource (using the JAXB object Endpoints). The resource(uri) method is defined in this base class which just uses the Jersey client API.
e.g.
cl...
What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
...or Python 2) is a great way of serve the contents of the current directory from the command line:
13 Answers
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Brew doctor says: “Warning: /usr/local/include isn't writable.”
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Take ownership of it and everything in it.
Mac OS High Sierra or newer: (ty to Kirk in the comments below)
$ sudo chown -R $(whoami) $(brew --prefix)/*
Previous versions of macos:
$ sudo chown -R $USER:admin /usr/local/include
Then do anot...
Best way to determine user's locale within browser
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From MDN developer.mozilla.org/en-US/docs/Web/API/NavigatorLanguage/… "The Accept-Language HTTP header in every HTTP request from the user's browser uses the same value for the navigator.languages property except for the ex...
What does if __name__ == “__main__”: do?
...riants), and prior to executing that module, it will assign the name "foo" from the import statement to the __name__ variable, i.e.
# It's as if the interpreter inserts this at the top
# of your module when it's imported from another module.
__name__ = "foo"
Executing the Module's Code
After the sp...
How to convert 'binary string' to normal string in Python3?
...de it.
>>> b'a string'.decode('ascii')
'a string'
To get bytes from string, encode it.
>>> 'a string'.encode('ascii')
b'a string'
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CGContextDrawImage draws image upside down when passed UIImage.CGImage
...DrawImage would be drawing my image upside down? I am loading an image in from my application:
18 Answers
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