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What's an Aggregate Root?
I'm trying to get my head around how to properly use the repository pattern. The central concept of an Aggregate Root keeps coming up. When searching both the web and Stack Overflow for help with what an aggregate root is, I keep finding discussions about them and dead links to pages that are suppos...
What is the difference between sed and awk? [closed]
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sed is a stream editor. It works with streams of characters on a per-line basis. It has a primitive programming language that includes goto-style loops and simple conditionals (in addition to pattern matching and address matching). There are ess...
How can I get the count of milliseconds since midnight for the current?
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Note that if you travel back in time to before the Unix epoch, this will give a negative value whereas using c.get(Calendar.MILLISECOND) shouldn't. Always think of the corner cases!
– Jon Skeet
Aug 2 '12 at 20:37
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C# How can I check if a URL exists/is valid?
... c# 2005 that looks up a stock symbol on Yahoo! Finance, downloads the historical data, and then plots the price history for the specified ticker symbol.
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Why doesn't requests.get() return? What is the default timeout that requests.get() uses?
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I think you're right. None means infinite (or "wait until the connection is close"). If I pass timeout myself, it returns!
– Nawaz
Jul 22 '13 at 8:00
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How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
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I believe DataFrame.fillna() will do this for you.
Link to Docs for a dataframe and for a Series.
Example:
In [7]: df
Out[7]:
0 1
0 NaN NaN
1 -0.494375 0.570994
2 NaN NaN
3 1.876360 -0.229738
4 NaN NaN
In ...
sql server invalid object name - but tables are listed in SSMS tables list
I am attempting to create a Stored Procedure for a newly created database. However the SSMS intellisense does not recognize more than half of the tables which have been created.
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Simplest SOAP example
... '<soapenv:Envelope ' +
'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ' +
'xmlns:api="http://127.0.0.1/Integrics/Enswitch/API" ' +
'xmlns:xsd="http://www.w3.org/2001/XMLSchema" ' +
'xmlns:soapenv="http://sc...
Commands out of sync; you can't run this command now
...cute my PHP code, which calls two MySQL queries via mysqli, and get the error "Commands out of sync; you can't run this command now".
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Simple way to repeat a String in java
I'm looking for a simple commons method or operator that allows me to repeat some String n times. I know I could write this using a for loop, but I wish to avoid for loops whenever necessary and a simple direct method should exist somewhere.
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