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AttributeError: 'module' object has no attribute 'tests'
...rt. This makes sense because the test suite can't import a broken test. At least I think this is what is going on because I fixed the import within my test file and sure enough it started working.
To validate your test case just try import the test case file in python console.
Example:
from proj...
Why is the apt-get function not working in the terminal on Mac OS X v10.9 (Mavericks)?
...ed on Debian based linux systems. Red Hat-ish Linux systems use rpm (or at least they did many, many, years ago). yum is also a package manager for RedHat based systems.
Alpine based systems use apk.
Warning
As of 25 April 2016, homebrew opts the user in to sending analytics by default. This can be...
How many system resources will be held for keeping 1,000,000 websocket open? [closed]
...r used more than 13 GiB of RAM and the CPU was stable around 60%.
With at least 30 GiB RAM you can handle 1 million concurrent sockets. The CPU needed depends on the data throughput you need.
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How do I create a folder in a GitHub repository?
...er, but rather creation of a folder must happen together with adding of at least a single file. On GitHub you can do it this way:
Go to the folder inside which you want to create another folder
Click on New file
On the text field for the file name, first write the folder name you want to create
Th...
Exclude .svn directories from grep [duplicate]
... The method you list above using find and xargs does not work, at least on RHEL5 in my environment. I still get .svn-base listings.
– coderintherye
Dec 20 '10 at 19:29
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Visual Studio: Is there a way to collapse all items of Solution Explorer?
...t to know it because, today I have a solution with 6 projects that have at least two hundred files and if I try to collapse them one-by-one I will have a hard time.
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How to use a wildcard in the classpath to add multiple jars? [duplicate]
...rrounding double quotes) instead of just * for this to work (on Windows at least). :)
– Amos
Jan 27 '11 at 16:49
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How to capitalize the first letter of a String in Java?
...w an exception if the str is null. Check the string is not null and has at least one character before using this.
– attacomsian
Sep 14 '19 at 11:32
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WPF: How to programmatically remove focus from a TextBox
I want to add a simple (at least I thought it was) behaviour to my WPF TextBox .
9 Answers
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How to find whether or not a variable is empty in Bash
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In Bash at least the following command tests if $var is empty:
if [[ -z "$var" ]]; then
# Do what you want
fi
The command man test is your friend.
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