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How to save a dictionary to a file?
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@Gulzar from what I looked up, np.load returns an ndarray (doing a type(read_dictionary) reveals so) and .item() basically converts that element to a python scalar object which is a dictionary as stated here
– a...
How to detect if my shell script is running through a pipe?
How do I detect from within a shell script if its standard output is being sent to a terminal or if it's piped to another process?
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How to get time difference in minutes in PHP
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Subtract the past most one from the future most one and divide by 60.
Times are done in Unix format so they're just a big number showing the number of seconds from January 1, 1970, 00:00:00 GMT
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C libcurl get output into a string
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From reading the manual here: http://curl.haxx.se/libcurl/c/curl_easy_setopt.html I think you need several calls to CURL_SETOPT, the first being the URL you want to process, the second being something like:
curl_easy_setopt(...
PHP filesize MB/KB conversion [duplicate]
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Here is a sample:
<?php
// Snippet from PHP Share: http://www.phpshare.org
function formatSizeUnits($bytes)
{
if ($bytes >= 1073741824)
{
$bytes = number_format($bytes / 1073741824, 2) . ' GB';
}
elseif (...
Why do results vary based on curly brace placement?
Why do the code snippets below, taken from this article , produce different results due to only a single change in the placement of curly braces?
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Reading/parsing Excel (xls) files with Python
...with Pandas using ExcelFile function, but it did not work properly for me. From here I found the read_excel function which works just fine:
import pandas as pd
dfs = pd.read_excel("your_file_name.xlsx", sheet_name="your_sheet_name")
print(dfs.head(10))
P.S. You need to have the xlrd installed for...
How to add an object to an array
...'e', 'f']
// y = ['d', 'e', 'f'] (remains unchanged)
Create a new array from the contents of two arrays
var x = ['a', 'b', 'c'];
var y = ['d', 'e', 'f'];
var z = x.concat(y);
// x = ['a', 'b', 'c'] (remains unchanged)
// y = ['d', 'e', 'f'] (remains unchanged)
// z = ['a', 'b', 'c', 'd', 'e', ...
C++, copy set to vector
... emplace elements:
template <typename T>
std::vector<T> VectorFromSet(const std::set<T>& from)
{
std::vector<T> to;
to.reserve(from.size());
for (auto const& value : from)
to.emplace_back(value);
return to;
}
That way we will only invoke c...
Ways to save Backbone.js model data?
...ecific uses that Backbone assumes. When you want to get a certain resource from the server, (e.g. donut model I saved last time, a blog entry, an computer specification) and that resource exists, you do a GET request. Conversely, when you want to create a new resource you use POST.
Before I got int...