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What's the best strategy for unit-testing database-driven applications?
...adable format because I can put them in VCS. If that doesn't work, I use a CSV file or XML. If I have to load enormous amounts of data ... I don't. You never have to load enormous amounts of data :) Not for unit tests. Performance tests are another issue and different rules apply.
...
How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
...he brutal force part I still need to use when I'm dealing with data from a csv, xls or other formats that I've faced using this algorithm. I think that the use of it only make sense when someone is trying to fit a function from a experimental or simulation data, and in my experience this data always...
When splitting an empty string in Python, why does split() return an empty list while split('\n') re
... 'Japan', '12,400']
The second mode is useful for delimited data such as CSV where repeated commas denote empty fields. For example:
>>> data = '''\
Guido,BDFL,,Amsterdam
Barry,FLUFL,,USA
Tim,,,USA
'''
>>> for line in data.splitlines():
print line.split(',')
['Guido', ...
What does CultureInfo.InvariantCulture mean?
... the user but between the application and some data format (e.g. an XML or CSV file). In that case you don't want to use CultureInfo.CurrentCulture because if formatting and parsing is done with different cultures it can break. In that case you want to use CultureInfo.InvariantCulture (which is base...
How can I export tables to Excel from a webpage [closed]
... lines of code and two small files included, you get export to Excel, PDF, CSV, to clipboard and to the printer.
This is all the code that's required:
$(document).ready( function () {
$('#example').dataTable( {
"sDom": 'T<"clear">lfrtip',
"oTableTools": {
"s...
Does MSTest have an equivalent to NUnit's TestCase?
...he DataSource attribute, which will allow you to feed it a database table, csv, xml, etc. I've used it and it works well. I don't know of a way to put the data right above as attributes as in your question, but it's very easy to set up the external data sources and files can be included in the pro...
What is the difference between localStorage, sessionStorage, session and cookies?
...ion server side - most likely using a database, but possibly XML or a text/CSV file.
localStorage, sessionStorage, and cookies are all client storage solutions. Session data is held on the server where it remains under your direct control.
localStorage and sessionStorage
localStorage and sessionS...
How to read a .xlsx file using the pandas Library in iPython?
...
DataFrame's read_excel method is like read_csv method:
dfs = pd.read_excel(xlsx_file, sheetname="sheet1")
Help on function read_excel in module pandas.io.excel:
read_excel(io, sheetname=0, header=0, skiprows=None, skip_footer=0, index_col=None, names=None, parse_c...
Why are joins bad when considering scalability?
...to store structured data (you could do that with flat file constructs like csv or xml). A few of the options I listed will even let you completely build your join in advance, so the results are already done before you issue the query — just as if you had denormalized the data (admittedly at the co...
How to decide when to use Node.js?
...ith 80+ upvotes. There's no simple way to read one record at a time from a CSV file. Etc.
I love NodeJS, it is fast and wild and fun, but I am concerned it has little interest in provable-correctness. Let's hope we can eventually merge the best of both worlds. I am eager to see what will replace...