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JavaScript module pattern with example [closed]
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In order to approach to Modular design pattern, you need to understand these concept first:
Immediately-Invoked Function Expression (IIFE):
(function() {
// Your code goes here
}());
There are two ways you can use the functions. 1. Function declaration 2. Function expression.
Her...
How can I set the request header for curl?
...n a curl request you simply add additional -H or --header to your curl command.
Example
//Simplified
$ curl -v -H 'header1:val' -H 'header2:val' URL
//Explanatory
$ curl -v -H 'Connection: keep-alive' -H 'Content-Type: application/json' https://www.example.com
Going Further
For standard HTTP head...
Good ways to sort a queryset? - Django
...ered = sorted(auths, key=operator.attrgetter('last_name'))
In Django 1.4 and newer you can order by providing multiple fields.
Reference: https://docs.djangoproject.com/en/dev/ref/models/querysets/#order-by
order_by(*fields)
By default, results returned by a QuerySet are ordered by the ordering ...
How to store Node.js deployment settings/configuration files?
I have been working on a few Node apps, and I've been looking for a good pattern of storing deployment-related settings. In the Django world (where I come from), the common practise would be to have a settings.py file containing the standard settings (timezone, etc), and then a local_settings.py ...
Why does 2 mod 4 = 2?
...ion. My term does not start for two more weeks so I can't ask a professor, and the suspense would kill me.
19 Answers
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Selecting the last value of a column
...spreadsheet with some values in column G. Some cells are empty in between, and I need to get the last value from that column into another cell.
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Returning value from called function in a shell script
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@ManuelJordan, Functions can only return exit codes and >&2 logs to stderror, so, the last echo is written to stdout, so, the calling function ONLY captures stdout and not stderr. Assuming execution is single threaded, a better option is to maintain a custom variable sp...
How to trigger event when a variable's value is changed?
...ever the value of a field is going to change.
You can have your own EventHandler delegate or you can use the famous System.EventHandler delegate.
Usually there's a pattern for this:
Define a public event with an event handler delegate (that has an argument of type EventArgs).
Define a protected ...
Bootstrap Responsive Text Size [duplicate]
I am trying to build a responsive layout using bootstrap and currently am defining some of the titles with font-size:3em;
2...
notifyDataSetChange not working from custom adapter
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it's about a BaseAdapter and this adapter does not know to which data it is binded... so if I have an custom object and use custom functions of this object (like custObject.getCount() and custObject.getChildAt(int i) for example), and I want to excha...