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Reduce, fold or scan (Left/Right)?
...ction of intermediate cumulative results using a start value.
Accumulate
From LEFT and forwards...
With a collection of elements abc and a binary operator add we can explore what the different fold functions do when going forwards from the LEFT element of the collection (from A to C):
val abc = ...
Main differences between SOAP and RESTful web services in Java [duplicate]
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From the web service consumer side, when should you use REST and when should you use SOAP? (assuming both options are provided). From what I understand, REST should be used in cases when the consumer wants to access the web s...
Read .mat files in Python
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Save a variable with this command from the prompt: save('filename', '-v7.3', 'var1');
– Kevin Katzke
Jul 2 '17 at 19:24
1
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How to make asynchronous HTTP requests in PHP
...d didn't work. It still waited for responses. This does work though, taken from How do I make an asynchronous GET request in PHP?
function post_without_wait($url, $params)
{
foreach ($params as $key => &$val) {
if (is_array($val)) $val = implode(',', $val);
$post_params[] =...
Can someone give an example of cosine similarity, in a very simple, graphical way?
...d counts (and ignoring word order). We begin by making a list of the words from both texts:
me Julie loves Linda than more likes Jane
Now we count the number of times each of these words appears in each text:
me 2 2
Jane 0 1
Julie 1 1
Linda 1 0
likes 0 1
loves 2 1
mo...
What is the difference between \r and \n?
...command prompt, hit enter, and the PC speaker will beep. That's left over from ancient times.
– Dave Carlile
Aug 14 '09 at 19:58
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How to get a specific “commit” of a gem from github?
...ub.com/rails/rails.git', :tag => 'v2.3.5'
Source: How to install gems from git repositories
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Shell script while read line loop stops after the first line
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The problem is that do_work.sh runs ssh commands and by default ssh reads from stdin which is your input file. As a result, you only see the first line processed, because ssh consumes the rest of the file and your while loop terminates.
To prevent this, pass the -n option to your ssh command to m...
SQL Server, convert a named instance to default instance?
...nstance to default - my reason was to access it with just the machine name from various applications.
If you want to access a named instance from any connection string without using the instance name, and using only the server name and/or IP address, then you can do the following:
Open SQL Server...
vim deleting backward tricks
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In general, d<motion> will delete from current position to ending position after <motion>. This means that:
d<leftArrow> will delete current and left character
d$ will delete from current position to end of line
d^ will delete from current backw...