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Sending a JSON to server and retrieving a JSON in return, without JQuery
.../json");
// build a PHP variable from JSON sent using POST method
$v = json_decode(stripslashes(file_get_contents("php://input")));
// build a PHP variable from JSON sent using GET method
$v = json_decode(stripslashes($_GET["data"]));
// encode the PHP variable to JSON and send it back on client-sid...
Matplotlib scatterplot; colour as a function of a third variable
...o scatter. To use the reversed version of any of these, just specify the "_r" version of any of them. E.g. gray_r instead of gray. There are several different grayscale colormaps pre-made (e.g. gray, gist_yarg, binary, etc).
import matplotlib.pyplot as plt
import numpy as np
# Generate data......
Find document with array that contains a specific value
...MyArrayOfSubDocuments': { $not: { $size: 0 } },
'MyArrayOfSubDocuments._id': { $exists: false }
})
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Java8 Lambdas vs Anonymous classes
... comment by a compiler engineer: habrahabr.ru/post/313350/comments/#comment_9885460
– ZhekaKozlov
Jun 3 '17 at 3:49
@Z...
Get list of passed arguments in Windows batch script (.bat)
...
@MatheusRocha @echo %~n0.my_ext
– matt wilkie
Nov 17 '18 at 22:02
@mat...
What is x after “x = x++”?
...the answer you quoted - please edit - -1 for now
– Mr_and_Mrs_D
Sep 29 '13 at 17:11
@Mr_and_Mrs_D Then it depends on w...
Javascript foreach loop on associative array object
... indexes (keys). You're using strings for keys.
You can do this:
var arr_jq_TabContents = {}; // no need for an array
arr_jq_TabContents["Main"] = jq_TabContents_Main;
arr_jq_TabContents["Guide"] = jq_TabContents_Guide;
arr_jq_TabContents["Articles"] = jq_TabContents_Articles;
arr_jq_TabContents...
How to check if a symlink exists
... difference between -L and -h ? in my bash ( version 4.2.53(1)-release (x86_64-redhat-linux-gnu ) man bash is identical for both -L and -h and they behave the same, ie they check that file actualy is a link and don't care whether the linked to file exists or not.
– philippe lha...
What does the “@” symbol do in Powershell?
...stion--to provide the full answer, to wit:
Array sub-expression (see about_arrays)
Forces the value to be an array, even if a singleton or a null, e.g. $a = @(ps | where name -like 'foo')
Hash initializer (see about_hash_tables)
Initializes a hash table with key-value pairs, e.g.
$HashArguments...
How to set time zone of a java.util.Date?
...lendar to interpret this millisecond time. So printing out a Date makes it appear to have a (default) timezone, leading to understandable questions about how to set that timezone.
– David Carboni
Jul 11 '12 at 13:41
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