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Read only the first line of a file?
How would you get only the first line of a file as a string with Python?
8 Answers
8
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How to install psycopg2 with “pip” on Python?
...hes.
Option 1
Install the psycopg2-binary PyPI package instead, it has Python wheels for Linux and Mac OS.
pip install psycopg2-binary
Option 2
Install the prerequsisites for building the psycopg2 package from source:
Debian/Ubuntu
Python 3
sudo apt install libpq-dev python3-dev
You m...
Format numbers to strings in Python
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Starting with Python 3.6, formatting in Python can be done using formatted string literals or f-strings:
hours, minutes, seconds = 6, 56, 33
f'{hours:02}:{minutes:02}:{seconds:02} {"pm" if hours > 12 else "am"}'
or the str.format fun...
What to do with “Unexpected indent” in python?
How do I rectify the error "unexpected indent" in python?
16 Answers
16
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How can I safely create a nested directory?
...e is going to be written to exists, and if not, create the directory using Python? Here is what I tried:
26 Answers
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Python str vs unicode types
Working with Python 2.7, I'm wondering what real advantage there is in using the type unicode instead of str , as both of them seem to be able to hold Unicode strings. Is there any special reason apart from being able to set Unicode codes in unicode strings using the escape char \ ?:
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Installing specific package versions with pip
I'm trying to install version 1.2.2 of the MySQL_python adaptor, using a fresh virtualenv created with the --no-site-packages option. The current version shown in PyPi is 1.2.3 . Is there a way to install the older version? I found an article stating that this should do it:
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How to print to stderr in Python?
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@DanH Yes this forces you to make your code Python3-ready. I guess this could be why many people actually like it!
– MarcH
Nov 18 '14 at 19:00
18
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Turn off autosuggest for EditText?
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I had the same question but I still wanted to set this option in my XML file so I did a little more research until I found it out myself.
Add this line into your EditText.
android:inputType="textFilter"
Here is a Tip. Use this line if you want to be able to use the "enter" key.
android:...
Why does my Spring Boot App always shutdown immediately after starting?
...asspath. Adding one fixed it. If you are using Maven, then add this in pom.xml:
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
For Gradle (build.gradle) it looks like
dependencies...