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Difference between malloc and calloc?
... count = get_int32(file);
struct foo *bar = malloc(count * sizeof *bar);
vs.
size_t count = get_int32(file);
struct foo *bar = calloc(count, sizeof *bar);
The former could result in a tiny allocation and subsequent buffer overflows, if count is greater than SIZE_MAX/sizeof *bar. The latter will...
When to use pip requirements file versus install_requires in setup.py?
... page about this topic, I highly recommend you read it:
install_requires vs Requirements files
Summary:
install_requires is there to list the dependencies of the package that absolutely must be installed for the package to work. It is not meant to pin the dependencies to specific versions, but ...
Threading in a PyQt application: Use Qt threads or Python threads?
...dds uncertainty as to where and when control is in the hands of the module vs the interpreter.
QT threads operate with the GIL released. QT threads are able to execute QT library code (and other compiled module code that does not acquire the GIL) concurrently. However, the Python code executed with...
How do I start a program with arguments when debugging?
... if (value.Contains("%"))
{ //Workaround for VS not expanding variables in debug
value = Environment.GetEnvironmentVariable(value.Replace("%", ""));
}
This allows me to use the same syntax in my sample batch files, and in de...
What is the difference between a Docker image and a container?
...een an image and a stopped container?
– Victor Dombrovsky
Aug 4 '17 at 4:25
359
the image is the ...
Choose Git merge strategy for specific files (“ours”, “mine”, “theirs”)
... an example as to what "theirs" and "ours" means in the case of git rebase vs merge. See this link
Git Rebase
theirs is actually the current branch in the case of rebase. So the below set of commands are actually accepting your current branch changes over the remote branch.
# see current branch
$ ...
Piping command output to tee but also save exit code of command [duplicate]
I have a shell script in which I wrap a command (mvn clean install), to redirect the output to a logfile.
4 Answers
...
Finding quaternion representing the rotation from one vector to another
...at in last code block radians and degrees are mixed to express angles (180 vs. k_cos_theta + k).
– Guillermo Blasco
Mar 22 '14 at 20:41
1
...
Get the IP address of the remote host
...iling it was not showing the methods, when I did use "go to definition" on VS it took me to my class, and I keep not understanding whats going on, until I found the other class. Extensions are a pretty new feature and is not used all the time, since, I think that it would be a good idea to save this...
Import SQL dump into PostgreSQL database
...
Just what I was looking for - a way to execute the script from inside the psql command line. Thanks!
– vatsug
Feb 10 '17 at 9:43
...