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How to grant remote access to MySQL for a whole subnet?
...8.1.0/255.255.255.0' but the subnet must always be on complete octets. see https://mariadb.com/kb/en/create-user/#host-name-component. As result the functionality between one way of specification and the other is the same.
For example '192.168.1.0/255.255.255.128' will not work as it is not on a com...
Cartesian product of x and y array points into single array of 2D points
... start, end = end, end + rows
return out.reshape(cols, rows).T
# from https://stackoverflow.com/a/1235363/577088
def cartesian_product_recursive(*arrays, out=None):
arrays = [numpy.asarray(x) for x in arrays]
dtype = arrays[0].dtype
n = numpy.prod([x.size for x in arrays])
if ...
How to fix HTTP 404 on Github Pages?
.../index.html into the end of URL then it showed up and solved the case.
https://username.github.io/index.html
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Where is body in a nodejs http.get response?
...superagent');
(async function(){
const response = await superagent.get('https://www.google.com')
console.log(response.text)
})();
Using await, control simply passes onto the next line once the promise returned by superagent.get() has a value.
...
Difference between JSONObject and JSONArray
...frences between JSON object and JSON array:
Link to Tabular Difference : https://i.stack.imgur.com/GIqI9.png
JSON Array
1. Arrays in JSON are used to organize a collection of related items
(Which could be JSON objects)
2. Array values must be of type string, number, object, array, boolean or...
UITableView - change section header color
...tView.backgroundColor = [UIColor blackColor];
}
Taken from my post here:
https://happyteamlabs.com/blog/ios-how-to-customize-table-view-header-and-footer-colors/
Swift 3 / 4
func tableView(_ tableView: UITableView, willDisplayHeaderView view: UIView, forSection section: Int){
view.tintColor ...
javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
...low code in same class:
@javax.xml.bind.annotation.XmlSchema(namespace = "https://www.namespaceUrl.com/xml/", elementFormDefault = javax.xml.bind.annotation.XmlNsForm.QUALIFIED)
package com.test.valueobject;
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python date of the previous month
...today.
when = datetime.datetime.today()
# Find previous month: https://stackoverflow.com/a/9725093/564514
# Find today.
first = datetime.date(day=1, month=when.month, year=when.year)
# Use that to find the first day of this month.
prev_month_end = first - datetime.timedel...
How to write file if parent folder doesn't exist?
...creates all missing directories for you.
This module does what you want: https://npmjs.org/package/writefile . Got it when googling for "writefile mkdirp". This module returns a promise instead of taking a callback, so be sure to read some introduction to promises first. It might actually complica...
Delete duplicate rows from small table
...ename) t
WHERE t.rnum > 1);
provided by Postgres wiki:
https://wiki.postgresql.org/wiki/Deleting_duplicates
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