ubuntu - Read For Learn

How to install Android SDK on Ubuntu?

Option 1: The location of Android SDK on Linux can be any of the following: /home/AccountName/Android/Sdk /usr/lib/android-sdk /Library/Android/sdk/ /Users/[USER]/Library/Android/sdk Option 2: Download the Android Studio. Extract downloaded .zip file.The extracted folder name will read somewhat like android-studio To keep navigation easy, move this folder to Home directory. After moving, copy the moved folder by right clicking it. This action will place … Read more

npm “failed to parse json”

Thanks to Jivings from this comment: solved the problem.

Curl : connection refused

I got the following error while running curl: curl: (7) Failed to connect to 127.0.0.1 port 8080: Connection refused. It seems that it is easy to debug, but, I didnt find how to solve it. The adress 127.0.0.1 is mentioned in the file etc/hosts. I am using curl version 7.47 on Ubuntu system. Anyone has … Read more

No module named django but it is installed

Probably, pip installs packages into dist-packages directory, which is not included into PYTHONPATH environment variable. You have a couple of solutions: Create and configure virtualenv for your project, before using pip. This is the most Pythonic way Try to install Django using built-in pip module:python -m pip install django This command should install packages into site-packages directory. You may also add dist-packages to your PYTHONPATH. This question should help you: How to globally … Read more

C++ error: undefined reference to ‘clock_gettime’ and ‘clock_settime’

Add -lrt to the end of g++ command line. This links in the librt.so “Real Time” shared library.

How to change already compiled .class file without decompile?

I want to change .class file’s method. I installed JD Eclipse Decompiler and opened the .class file. I added some codes and save .class file. But, .class file is not changing. I don’t know how to use decompiler. And if is it possible, how to change .class file without using decompiler. I am using Ubuntu. … Read more

wget returns “Unable to establish SSL connection”

This is most likely due to a TLS version mismatch from client to server-side. Have a look here: Unable to establish SSL connection upon wget on Ubuntu 14.04 LTS EDIT: Upon further digging into the problem, it could also be because of a wrong system time or an old version of wget.