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Test if characters are in a string
...prints to its output string.
Now, the grep program is basically a filter, from lines of input, to lines of output. And it seems that R's grep function similarly will take an array of inputs. For reasons that are utterly unknown to me (I only started playing with R about an hour ago), it returns a v...
SSH library for Java [closed]
Does anyone know of a good library for SSH login from Java.
7 Answers
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How to fix SSL certificate error when running Npm on Windows?
... doing the package installation and you'll find yourself trusting packages from anywhere. It may seem like a lot of work to make HTTPS work, but it is highly recommended. When you're the one responsible for allowing untrusted code into the company, you'll understand why.
Edit 2:
Keep in mind that s...
Feedback on using Google App Engine? [closed]
...e process of updating two different groups a nightmare e.g. transfer money from user1 to user2 in transaction is impossible unless they are in same entity group, but making them same entity group may not be best for frequent update purposes....
read this http://blog.notdot.net/2009/9/Distributed-Tra...
How to calculate the difference between two dates using PHP?
... dates to unix time and then calculate the number of seconds between them. From this it's rather easy to calculate different time periods.
$date1 = "2007-03-24";
$date2 = "2009-06-26";
$diff = abs(strtotime($date2) - strtotime($date1));
$years = floor($diff / (365*60*60*24));
$months = floor(($di...
Parse XML using JavaScript [duplicate]
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I'm guessing from your last question, asked 20 minutes before this one, that you are trying to parse (read and convert) the XML found through using GeoNames' FindNearestAddress.
If your XML is in a string variable called txt and looks li...
Computational complexity of Fibonacci Sequence
...rect hypothesis is to say that T(n) <= c*2^n for some fixed c, and then from the conclusion of the inductive proof, you can infer that T(n) = O(2^n)
– amnn
Jul 3 '16 at 10:36
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What is the difference between AF_INET and PF_INET in socket programming?
...l source code that PF_INET and AF_INET are the same.
The following code is from file include/linux/socket.h, line 204 of Linux kernel 3.2.21 tree.
/* Protocol families, same as address families. */
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#define PF_INET AF_INET
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Solr vs. ElasticSearch [closed]
...ch provides an insightful analysis/comparison and explains why he switched from Solr to ElasticSeach, despite being a happy Solr user already - he summarizes this as follows:
Solr may be the weapon of choice when building standard search
applications, but Elasticsearch takes it to the next...
In Java, how do I call a base class's method from the overriding method in a derived class?
I have two Java classes: B, which extends another class A, as follows :
12 Answers
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