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New features in java 7
...new features in java 7 is going to be implemented?
And what are they doing now?
8 Answers
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jQuery vs document.querySelectorAll
...t would be very hard to do in regular javascript .
However , as far as I know, you can achieve the same result with document.querySelector or document.querySelectorAll , which are supported in Internet Explorer 8 and above.
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ImportError: No module named pip
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I am having python2 and 3 on the same machine but for now I wanted to use Python3. Hence I had to modify the comment above to sudo python3 -m pip install matplotlib (I had to do this via sudo, otherwise some folder permission didnt work). (edited the answer correspondingly)
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javac : command not found
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I don't know exactly what yum install java will actually install. But to check for javac existence do:
> updatedb
> locate javac
preferably as root. If it's not there you've probably only installed the Java runtime (JRE) and ...
Creating an abstract class in Objective-C
I'm originally a Java programmer who now works with Objective-C. I'd like to create an abstract class, but that doesn't appear to be possible in Objective-C. Is this possible?
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Private properties in JavaScript ES6 classes
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By now, this solution is also officially supported in Google Chrome and Node.js v12. Private getters and setters are in development.
– Eyk Rehbein
May 10 '19 at 15:56
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Pandas - How to flatten a hierarchical index in columns
...test version of pandas. It works with 0.18 but not with 0.20 (latest as of now)
– TH22
Oct 10 '17 at 20:59
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SQLite in Android How to update a specific row
I've been trying to update a specific row for a while now, and it seems that there are two ways to do this. From what I've read and tried, you can just use the:
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How to run a python script from IDLE interactive shell?
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As of IDLE 3.7.4, you can now run a module with arguments. Use the new Run -> Run with Customized... command (shortcut Shift+F5) and a popup will open where you can supply your arguments. Unfortunately it doesn't remember them currently so you'll b...
How to get Linux console window width in Python
...implementation is in the os module. Also works in Windows.
A backport is now available for Python 3.2 and below:
https://pypi.python.org/pypi/backports.shutil_get_terminal_size
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