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Change IPython/Jupyter notebook working directory
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That worked for me on windows 10 pro. Just open CMD and type: jupyter notebook --notebook-dir="D:\change_this_path"
– TharsDimitris
Dec 14 '18 at 9:11
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A Java collection of value pairs? (tuples?)
...eft()) &&
this.right.equals(pairo.getRight());
}
}
And yes, this exists in multiple places on the Net, with varying degrees of completeness and feature. (My example above is intended to be immutable.)
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Most efficient method to groupby on an array of objects
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Here is one that outputs array and not object: groupByArray(xs, key) { return xs.reduce(function (rv, x) { let v = key instanceof Function ? key(x) : x[key]; let el = rv.find((r) => r && r.key === v); ...
Putting text in top left corner of matplotlib plot
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alternatively, you can specify text in axis coords (0,0 is lower-left
and 1,1 is upper-right). The example below places text in the center
of the axes::
text(0.5, 0.5,'matplotlib',
horizontalalignment='center',
verticalalignment='center',
transform = ax.transAxes)
To preve...
Create a GUID in Java
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Have a look at the UUID class bundled with Java 5 and later.
For example:
If you want a random UUID you can use the randomUUID method.
If you want a UUID initialized to a specific value you can use the UUID constructor or the fromString method.
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NSLog the method name with Objective-C in iPhone
...e defining ourselves an extended log mechanism to print out the class name and the source line number of the log.
6 Answer...
How to check if a string is a valid JSON string in JavaScript without using Try/Catch
...t, read the answer below.
Here we just check a JSON string using a regexp, and it will work in most cases, not all cases.
Have a look around the line 450 in https://github.com/douglascrockford/JSON-js/blob/master/json2.js
There is a regexp that check for a valid JSON, something like:
if (/^[\],:{...
Difference between HashSet and HashMap?
... does not allow duplicate values, what is the difference between HashMap and HashSet ?
19 Answers
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find without recursion
Is it possible to use the find command in some way that it will not recurse into the sub-directories? For example,
3 Answ...
Maven-like dependency management for C++? [closed]
...ect that is split in several subprojects. The subproject all produce a DLL and different teams of developers work on each of the subproject. Now if I want to build the main project, is there a way to avoid having to build all the subprojects by myself?
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