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How to evaluate a math expression given in string form?
... instructions please visit project website (especially tutorial section).
https://mathparser.org/
https://mathparser.org/mxparser-tutorial/
https://mathparser.org/api/
And few examples
1 - Simple furmula
Expression e = new Expression("( 2 + 3/4 + sin(pi) )/2");
double v = e.calculate()
2 - U...
What is a good Java library to zip/unzip files? [closed]
...u can check out is zt-zip available from Maven central and project page at https://github.com/zeroturnaround/zt-zip
It has the standard packing and unpacking functionality (on streams and on filesystem) + lots of helper methods to test for files in an archive or add/remove entries.
...
Can I use CASE statement in a JOIN condition?
...
This seems nice
https://bytes.com/topic/sql-server/answers/881862-joining-different-tables-based-condition
FROM YourMainTable
LEFT JOIN AirportCity DepCity ON @TravelType = 'A' and DepFrom = DepCity.Code
LEFT JOIN AirportCity DepCity ON @T...
Can a for loop increment/decrement by more than one?
...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...
How to resize an image to fit in the browser window?
...div class='fill-screen'>
<img class='make-it-fit'
src='https://upload.wikimedia.org/wikipedia/commons/f/f2/Leaning_Tower_of_Pisa.jpg'>
</div>
CSS
div.fill-screen {
position: fixed;
left: 0;
right: 0;
top: 0;
bottom: 0;
text-align: center;
}
im...
How can I tell jackson to ignore a property for which I don't have control over the source code?
...ata. I ended up writing my own serializer to handle this in a cleaner way: https://github.com/monitorjbl/json-view.
It allows you programmatically specify what fields to ignore:
ObjectMapper mapper = new ObjectMapper();
SimpleModule module = new SimpleModule();
module.addSerializer(JsonView.class...
fetch in git doesn't get all branches
...try in the .git/config file is correct, e.g.:
[remote "origin"]
url = https://[server]/[user or organization]/[repo].git
fetch = +refs/heads/*:refs/remotes/origin/*
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Javascript foreach loop on associative array object
...Object.entries(), it can be used as an alternative to using Object.keys() (https://stackoverflow.com/a/18804596/225291).
const h = {
a: 1,
b: 2
};
Object.entries(h).forEach(([key, value]) => console.log(value));
// logs 1, 2
in this example, forEach uses Destructuring assi...
Bash variable scope
...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...
Asynchronous method call in Python?
...
....
thr.join() # Will wait till "foo" is done
See the documentation at https://docs.python.org/library/threading.html for more details.
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