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How to write trycatch in R
...about some useful use-cases which I use regularly. Find more details here: https://rsangole.netlify.com/post/try-catch/
Hope this is helpful.
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How to set a Django model field's default value to a function call / callable (e.g., a date relative
...efinitely a gotcha for me at one point. For reference, the docs are here:
https://docs.djangoproject.com/en/dev/ref/models/fields/#datetimefield
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How to decide font color in white or black depending on background color?
...the concept. You can also generate your own JS formula right in the demo.
https://harthur.github.io/brain/
Below are some charts that helped me get my mind around the problem.
In the first chart, lightness is a constant 128, while hue and saturation vary. In the second chart, saturation is a const...
What is __pycache__?
...ifferent releases and different versions
of Python to coexist.
Source: https://docs.python.org/3/tutorial/modules.html#compiled-python-files
That is, this directory is generated by Python and exists to make your programs run faster. It shouldn't be committed to source control, and should coexis...
How create table only using tag and Css
...rts row span and and column spans. Here you can find a very good article:
https://medium.com/@js_tut/css-grid-tutorial-filling-in-the-gaps-c596c9534611
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Get the current year in JavaScript
...n{
width: 150px;
}
span{
margin-left: 100px;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<ul>
<li>
<button type="button" onclick="generate('Date',this)">Get Date</button>
<span></spa...
Android 4.3 Bluetooth Low Energy unstable
...
In some models there is a defect:
https://code.google.com/p/android/issues/detail?id=180440
On the other hand in my case the problem was, that my connection was not properly closed in onDestroy method. After correct closing, problem for me is not existing, n...
Why can't I call read() twice on an open file?
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Rails I18n validation deprecation warning
...locale not implemented/available.
See the commit that added this warning: https://github.com/svenfuchs/i18n/commit/3b6e56e06fd70f6e4507996b017238505e66608c
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What exactly is Python multiprocessing Module's .join() Method Doing?
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