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What does threadsafe mean?
... the definition of thread safety as found of Wikipedia.
3 important things extracted from the links :
“A piece of code is thread-safe if it functions correctly during
simultaneous execution by multiple threads.”
“In particular, it must satisfy the need for multiple threads to
access the same ...
Why are Docker container images so large?
...in the Dockerfile writes a new layer in the image and every layer requires extra space on disk. In order to keep the number layers to a minimum, any file manipulation like install, moving, extracting, removing, etc, should ideally be made under a single RUN instruction
FROM fedora:latest
RUN yum -y...
How can I configure my makefile for debug and release builds?
...(CXX) or $(CC) in all your compile commands.
Then, 'make debug' will have extra flags like -DDEBUG and -g where as 'make' will not.
On a side note, you can make your Makefile a lot more concise like other posts had suggested.
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Best way to load module/class from lib folder in Rails 3?
... you want to be autoloadable.
# config.autoload_paths += %W(#{config.root}/extras)
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Javascript: How to detect if browser window is scrolled to bottom?
..., and hence the condition does not get triggered. Not sure why, had to add extra few px to make it work.
– Sharjeel Ahmed
Apr 27 '17 at 11:34
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the item you requested is not available for purchase
...s answer that is both true and rare to find. So thanks a lot for going the extra mile and not adding yet another "activate your product" answer.
– Don
Sep 7 '15 at 15:34
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Renaming a branch while on pull request
...uild system work, and also not lose any information (although there was an extra step in tracking it).
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How can I backup a remote SQL Server database to a local drive?
...RedGate etc. Maybe I'v paranoia but I think most of third party tools have extra code and will got my control and reduce simplicity and clarifying of script. Thanks so much.
– QMaster
Dec 27 '14 at 13:47
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How do you suppress output in IPython Notebook?
...tdout and sys.stdout = open(os.devnull, 'w') both fail (end up printing an extra blank line). This should be the accepted answer.
– Luke Davis
Nov 4 '18 at 18:20
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How are virtual functions and vtable implemented?
...he difference should be neglible. For a class which just contains a single char member, or no members at all, the difference might be notable.
Apart from that, it is important to note that not every call to a virtual function is a virtual function call. If you have an object of a known type, the co...