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What are Runtime.getRuntime().totalMemory() and freeMemory()?
... on the same question, and my own experience.
* <p>
* <img src="https://i.stack.imgur.com/GjuwM.png" alt="Runtime's memory interpretation">
* <p>
* <b>JVM memory management crash course</b>:
* Java virtual machine process' heap size is bounded by the maximum memory...
Is there a JSON equivalent of XQuery/XPath?
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jq defines a JSON query language that is very similar to JSONPath -- see https://github.com/stedolan/jq/wiki/For-JSONPath-users
... [which] I can used to find an item in [0].objects where id = 3?
I'll assume this means: find all JSON objects under the specified key with id == 3, no matter wh...
Send file using POST from a Python script
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From: https://requests.readthedocs.io/en/latest/user/quickstart/#post-a-multipart-encoded-file
Requests makes it very simple to upload Multipart-encoded files:
with open('report.xls', 'rb') as f:
r = requests.post('http://htt...
Python Process Pool non-daemonic?
...written a more expanded wrapper class around pathos.multiprocessing here:
https://github.com/JamesMcGuigan/python2-timeseries-datapipeline/blob/master/src/util/MultiProcessing.py
As a side note, if your usecase just requires async multiprocess map as a performance optimization, then joblib will ma...
How to convert a currency string to a double with jQuery or Javascript?
...obalize gives the ability to parse a culture specific format to a float.
https://github.com/jquery/globalize
Given a string "$13,042.00", and Globalize set to en-US:
Globalize.culture("en-US");
You can parse the float value out like so:
var result = Globalize.parseFloat(Globalize.format("$13,...
Equivalent of jQuery .hide() to set visibility: hidden
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
What is a Python equivalent of PHP's var_dump()? [duplicate]
...PHP's var_dump for using in Python and made it open source later.
GitHub: https://github.com/sha256/python-var-dump
You can simply install it using pip:
pip install var_dump
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The term 'Update-Database' is not recognized as the name of a cmdlet
....EntityFrameworkCore.Tools package to resolve this issue.
Read more here: https://docs.microsoft.com/en-us/ef/core/miscellaneous/cli/powershell
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Setting action for back button in navigation controller
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Swift Version:
(of https://stackoverflow.com/a/19132881/826435)
In your view controller you just conform to a protocol and perform whatever action you need:
extension MyViewController: NavigationControllerBackButtonDelegate {
func shouldP...
Unknown provider: $modalProvider
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...