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If you forgot to add sudo in your last command, you don’t need to type it completely. To execute ant last executed command by as super user:

sudo !!

The Safari browser opens automatically the files that is considered “safe” after it finishes downloading them. This can be very handy sometime but it can be dangerous as well. If you would like Safari just download the .zip files and leave it to you decided what to do, you can disable this feature.

The first time I started to use Sublime Text I love the ⌘ + p shortcut combination. I really change the way I switch between files. After Github, I started to read codes on Github a lot.

Of couse you can use the search in this repository feature but it is slow and not good about listing files names.

Today I have discovered wonderful keyboard shortcut on Github: t

GIT has a wonderful idea that is known as the staging area. The stage area is the place where you prepare the files that are going to be on your next commit. Sometimes you want to add only one specific part of some files.

You can use one of the following commands. This commands with their options will will break down your files into smaller portions named hunks.

git add -p <filename>

I have been planning to rejuvenate my personal website / blog with a new backend for a long time. I have finally moved to Hugo after messing with different kind of tech stacks over the time.

I have moved every single feature to Hugo successfully, but There are a few things that don’t fully work yet, but for the moment, I’m happy with my new site.

You can add git tag to a previous commit using git tag TAG_NAME COMMIT_HASH, but it will ammend current date to that tag which can screw your repository by making out of chronological order. Don’t worry, You may fix this using the code below.

git tag -l | while read -r tag ; do COMMIT_HASH=$(git rev-list -1 $tag) && GIT_COMMITTER_DATE="$(git show $COMMIT_HASH --format=%aD | head -1)" git tag -a -f $tag -m"$(git show $COMMIT_HASH --format=%s | head -1)" $COMMIT_HASH ; done && git push --tags --force

You may need to change the DateTime of a commit in some situations. For example, some countries use daylight saving time period and because of it, some of the commits can have the wrong timestamp.

git commit --amend --date "Thu Feb 15 22:37:31 2018 +0300"

Ubuntu 18.04, aka Bionic Beaver, was released on 26 April 2018. In this post, I will try to explain how do I upgrade my Ubuntu server. I will also inform you about how I overcome the obstacles related python hosting.

Sometimes you want to get rid of from all python packages. There is a quick and easy way to do this. The command below will also remove the packages installed via VCS.

pip freeze | grep -v "^-e" | xargs pip uninstall -y

Today I have a small disagreement with GIT and git ignore rules. When you add a file to a GIT repository, it is tracked by GIT. Then adding it to .gitignore won’t make GIT forget about that file.

In this post, I will explain how to stop GIT from tracking a file that is already tracked.