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What modern C++ libraries should be in my toolbox? [closed]
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CGAL is an excellent c++ library for computational geometry
www.cgal.org
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Get the POST request body from HttpServletRequest
I am trying to get the whole body from the HttpServletRequest object.
8 Answers
8
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What's the difference between $evalAsync and $timeout in AngularJS?
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I recently answered essentially this question here: https://stackoverflow.com/a/17239084/215945
(That answer links to some github exchanges with Misko.)
To summarize:
if code is queued using $evalAsync from a directive, it should run after the DOM has been manipulated by A...
How to force JS to do math instead of putting two strings together
...+ 10;
var pin = number + 10;
Gives you
sum == 35
pin == "2510"
http://www.w3schools.com/jsref/jsref_parseint.asp
Note: The 10 in parseInt(number, 10) specifies decimal (base-10). Without this some browsers may not interpret the string correctly. See MDN: parseInt.
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Python element-wise tuple operations like sum
...2,3] )
b = array( [3,2,1] )
print a + b
gives array([4,4,4]).
See http://www.scipy.org/Tentative_NumPy_Tutorial
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How to assign bean's property an Enum value in Spring config file?
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Using SPEL and P-NAMESPACE:
<beans...
xmlns:p="http://www.springframework.org/schema/p" ...>
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<bean name="someName" class="my.pkg.classes"
p:type="#{T(my.pkg.types.MyEnumType).TYPE1}"/>
s...
How to hide columns in HTML table?
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You can also hide a column using the col element https://developer.mozilla.org/en/docs/Web/HTML/Element/col
To hide the second column in a table:
<table>
<col />
<col style="visibility:collapse"/>
<tr><td>visible</td><td>hid...
using lodash .groupBy. how to add your own keys for grouped output?
...) => ({ color: key, users: value }))
.value()
);
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js"></script>
Original Answer
var result = _.chain(data)
.groupBy("color")
.pairs()
.map(function(currentItem) {
retur...
Python csv string to array
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The official doc for csv.reader() https://docs.python.org/2/library/csv.html is very helpful, which says
file objects and list objects are both suitable
import csv
text = """1,2,3
a,b,c
d,e,f"""
lines = text.splitlines()
reader = csv.reader(lines, d...
AWS ssh access 'Permission denied (publickey)' issue [closed]
...es I've used only have the root user created by default.
See also: http://www.youtube.com/watch?v=WBro0TEAd7g
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