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Python function overloading
... When working with languages that can discriminate data types at
compile-time, selecting among the alternatives can occur at
compile-time. The act of creating such alternative functions for
compile-time selection is usually referred to as overloading a
function. (Wikipedia)
Python is a dyn...
How to set my default shell on Mac?
I do not like to retype fish every time I start terminal. I want fish on by default. How can I set fish shell as my default shell on a Mac?
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Find integer index of rows with NaN in pandas dataframe
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in the case you have datetime index and you want to have the values:
df.loc[pd.isnull(df).any(1), :].index.values
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How can I see normal print output created during pytest run?
Sometimes I want to just insert some print statements in my code, and see what gets printed out when I exercise it. My usual way to "exercise" it is with existing pytest tests. But when I run these, I don't seem able to see any standard output (at least from within PyCharm, my IDE).
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List of Delphi language features and version in which they were introduced/deprecated
...rt for regular expressions.
Delphi 2010
Enhanced Delphi RTTI (Run Time Type Information).
Attributes
The as operator can be used to cast an interface reference back to the object from which it was extracted.
The is operator can be used to verify whether an interface reference was ex...
Eclipse add Tomcat 7 blank server name
...se Eclipse
In {workspace-directory}/.metadata/.plugins/org.eclipse.core.runtime/.settings delete the following two files:
org.eclipse.wst.server.core.prefs
org.eclipse.jst.server.tomcat.core.prefs
Restart Eclipse
Source: eclipse.org Forum
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What are your favorite extension methods for C#? (codeplex.com/extensionoverflow)
...avourites, some of which involve other classes (such as ranges):
Date and time stuff - mostly for unit tests. Not sure I'd use them in production :)
var birthday = 19.June(1976);
var workingDay = 7.Hours() + 30.Minutes();
Ranges and stepping - massive thanks to Marc Gravell for his operator stuf...
Null coalescing in powershell
...the Core family to eventually replace the legacy Framework family. By the time you read this, a compatible version of PowerShell may come pre-installed on your system; if not, see https://github.com/powershell/powershell.
Per the documentation, the following operators are supported out-of-the-box ...
How to recursively find and list the latest modified files in a directory with subdirectories and ti
...a way such that every first-level directory is listed next to the date and time of the latest created/modified file within it.
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Where are my postgres *.conf files?
...postgresql.conf
It has permission 600 which explains why you have a hard time finding it with a file search. The location of postgresql.conf will be different depending on what operating system you are using.
Here is the contents of mine:
# -----------------------------
# PostgreSQL configura...