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Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...l_ci is advised against, as the performance improvement is negligible. See https://stackoverflow.com/a/766996/1432614
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Download a file with Android, and showing the progress in a ProgressDialog
...doing something like that in your app, it could be really useful.
2.2 Use https://github.com/koush/ion
3. Use DownloadManager class (GingerBread and newer only)
GingerBread brought a new feature, DownloadManager, which allows you to download files easily and delegate the hard work of handling thr...
How do I remove packages installed with Python's easy_install?
...command.
Install pip according to the installation instructions:
$ wget https://bootstrap.pypa.io/get-pip.py
$ python get-pip.py
Then you can use pip uninstall to remove packages installed with easy_install
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Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
... completed before the waiting time expires.
See KB 2605597 for details
https://support.microsoft.com/kb/2605597
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MySQL Great Circle Distance (Haversine formula)
... the query.
Here's a detailed writeup. I hope it helps somebody. http://www.plumislandmedia.net/mysql/haversine-mysql-nearest-loc/
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Rspec doesn't see my model Class. uninitialized constant error
...3.
I have solved my problems reading the rspec-rails gem documentation :
https://github.com/rspec/rspec-rails#model-specs
where it confirms what Swards says about requiring "rails_helper" not "spec_helper" anymore.
Also my model specification looks more like the one from the gem docs
RSpec.desc...
How can I find non-ASCII characters in MySQL?
...erted and unconverted text will be unequal.
See this for more discussion. https://dev.mysql.com/doc/refman/8.0/en/charset-repertoire.html
You can use any character set name you wish in place of ASCII. For example, if you want to find out which characters won't render correctly in code page 1257 (L...
How to set cornerRadius for only top-left and top-right corner of a UIView?
...
Swift code example here: https://stackoverflow.com/a/35621736/308315
Not directly. You will have to:
Create a CAShapeLayer
Set its path to be a CGPathRef based on view.bounds but with only two rounded corners (probably by using +[UIBezierPath be...
how to reference a YAML “setting” from elsewhere in the same YAML file?
...'ve create a library, available on Packagist, that performs this function:
https://packagist.org/packages/grasmash/yaml-expander
Example YAML file:
type: book
book:
title: Dune
author: Frank Herbert
copyright: ${book.author} 1965
protaganist: ${characters.0.name}
media:
- hardcover
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Fastest way to serialize and deserialize .NET objects
...omprehansive comparison between diffreent formats made by me in this post-
https://maxondev.com/serialization-performance-comparison-c-net-formats-frameworks-xmldatacontractserializer-xmlserializer-binaryformatter-json-newtonsoft-servicestack-text/
Just one sample from the post-
...