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How is “mvn clean install” different from “mvn install”?
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I always thought install including clean as one of its phase... until i see this
– Junchen Liu
Mar 17 '15 at 14:45
14
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How does HTTP file upload work?
...ust like in the end of the last boundary string. The example above already includes this, but it can be easy to miss. See comment by @Andreas below.
Instead of URL encoding the form parameters, the form parameters (including the file data) are sent as sections in a multipart document in the body of...
What is the difference between compile code and executable code?
...linking a whole application (in the case of e.g. C and C++), or even more, including, among others
packaging
automatic (unit and/or integration) testing
installer generation
installation/deployment
documentation/site generation
report generation (e.g. test results, coverage).
There are systems l...
How to convert comma-delimited string to list in Python?
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In the case of integers that are included at the string, if you want to avoid casting them to int individually you can do:
mList = [int(e) if e.isdigit() else e for e in mStr.split(',')]
It is called list comprehension, and it is based on set builder nota...
How to find out which fonts are referenced and which are embedded in a PDF document
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to avoid linkrot, please include an example and/or some doc.
– Jake Berger
Jan 28 '14 at 18:49
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When should I use “this” in a class?
... you don't prefer this practice in setter methods, but many people do (I'd include myself in that list). If I have a setter method that takes a value, clearly the value passed in is to be the "new" value, so adding "new" to the variable name seems to add needless redundancy to the public API.
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Sort array of objects by object fields
... that you are comparing (which is a cleaner design in my opinion) you must include the full namespace to your model/object like this: uasort($members, array("Path\to\your\Model\Member", "compareByName"));
– clauziere
Apr 4 '14 at 19:04
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Maven does not find JUnit tests to run
...hat the surefire documentation now claims that **/*Tests.java is a default include!
– Gareth
Oct 13 '17 at 9:54
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how do I insert a column at a specific column index in pandas?
...ver, if you have words in your columns names instead of letters. It should include two brackets around your column names.
import pandas as pd
df = pd.DataFrame({'Upper':['a','b','c','d'], 'Lower':[1,2,1,2]})
df['Net'] = 0
df['Mid'] = 2
df['Zsore'] = 2
df
Upper Lower Net Mid Zsore
0 a ...
Converting numpy dtypes to native python types
...e a few NumPy types that have no native Python equivalent on some systems, including: clongdouble, clongfloat, complex192, complex256, float128, longcomplex, longdouble and longfloat. These need to be converted to their nearest NumPy equivalent before using .item().
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