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How to mock void methods with Mockito
... Object[] args = invocation.getArguments();
System.out.println("called with arguments: " + Arrays.toString(args));
return null;
}
}).when(mockWorld).setState(anyString());
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Python: Get the first character of the first string in a list?
...ist char for the first one string(item):
myList[0][0]
>>> b
If all first chars:
[x[0] for x in myList]
>>> ['b', 's', 't']
If you have a text:
text = 'base sample test'
text.split()[0][0]
>>> b
...
Apache Tomcat Not Showing in Eclipse Server Runtime Environments
I have tomcat 5.5 installed, running and verifiable at http://localhost:8080/ . The Tomcat menu option appears in the Eclipse menu bar and I can start and stop Tomcat from there. In Eclipse, it does not show as a Server Runtime Environment in Window - Preferences - Server - Runtime Environments, no...
SQL query for today's date minus two months
I want to select all the records in a table where their date of entry is older then 2 months.
5 Answers
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Member initialization while using delegated constructor
...out the C++11 standard and i found this question which describes how to call your ctor from another ctor in the same class to avoid having a init method or the like. Now i'm trying the same thing with code that looks like this:
...
SQL Server IIF vs CASE
...e query plan will be the same. It is, perhaps, "syntactical sugar" as initially implemented.
CASE is portable across all SQL platforms whereas IIF is SQL SERVER 2012+ specific.
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How to search and replace globally, starting from the cursor position and wrapping around the end of
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Oh my god, what do all those arbitrary characters even mean. How did you learn that?
– rocky raccoon
Jun 16 '17 at 18:52
2
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How to pick a new color for each plotted line within a figure in matplotlib?
...at the bottom of this answer: stackoverflow.com/questions/4805048/… Basically you just do this: [colormap(i) for i in np.linspace(0, 0.9, num_plots)], where colormap is one of the colormaps in matplotlib.pyplot.cm and numplots is the number of unique colors that you want. Beware that this can res...
Insert a string at a specific index
...
Here is a method I wrote that behaves like all other programming languages:
String.prototype.insert = function(index, string) {
if (index > 0)
{
return this.substring(0, index) + string + this.substring(index, this.length);
}
return string + this;
...
Convert a list to a dictionary in Python
...ip(i, i))
In Python 3 you could also use a dict comprehension, but ironically I think the simplest way to do it will be with range() and len(), which would normally be a code smell.
b = {a[i]: a[i+1] for i in range(0, len(a), 2)}
So the iter()/izip() method is still probably the most Pythonic i...