Conda version pip install -r requirements.txt –target ./lib

To create an environment named py37 with python 3.7, using the channel conda-forge and a list of packages: Flags explained: -y: Yes, do not ask for confirmation. –force-reinstall: Install the package even if it already exists. -q: Quiet, do not display progress bar. -c: Channels, additional channels to search for packages. These are URLs searched in the … Read more

How do I fix a Git detached head?

Detached head means you are no longer on a branch, you have checked out a single commit in the history (in this case the commit previous to HEAD, i.e. HEAD^). If you want to delete your changes associated with the detached HEAD You only need to checkout the branch you were on, e.g. Next time you have … Read more

How to upgrade Angular CLI to the latest version

After reading some issues reported on the GitHub repository, I found the solution. In order to update the angular-cli package installed globally in your system, you need to run: Depending on your system, you may need to prefix the above commands with sudo. Also, most likely you want to also update your local project version, because … Read more

python exception message capturing

You have to define which type of exception you want to catch. So write except Exception, e: instead of except, e: for a general exception (that will be logged anyway). Other possibility is to write your whole try/except code this way: in Python 3.x and modern versions of Python 2.x use except Exception as e instead of except Exception, e:

What is an illegal reflective access?

Apart from an understanding of the accesses amongst modules and their respective packages. I believe the crux of it lies in the Module System#Relaxed-strong-encapsulation and I would just cherry-pick the relevant parts of it to try and answer the question. What defines an illegal reflective access and what circumstances trigger the warning? To aid in the migration … Read more