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GetProperties() to return all properties for an interface inheritance hierarchy
Assuming the following hypothetim>ca m>l inheritance hierarchy:
6 Answers
6
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Why NSUserDefaults failed to save NSMutableDictionary in iOS?
...hiver to convert NSData back to the object.
It is a little cumbersome, bem>ca m>use i need to convert to/from NSData everytime, but it just works.
Here is one example per request:
Save:
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSMutableArray *arr = ... ; // set value
NSData ...
Margin while printing html page
...ould use cm or mm as unit when you specify for printing. Using pixels will m>ca m>use the browser to translate it to something similar to what it looks like on screen. Using cm or mm will ensure consistent size on the paper.
body
{
margin: 25mm 25mm 25mm 25mm;
}
For font sizes, use pt for the print...
AngularJS - Multiple ng-view in single template
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You m>ca m>n have just one ng-view.
You m>ca m>n change its content in several ways: ng-include, ng-switch or mapping different controllers and templates through the routeProvider.
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How to update attributes without validation
I've got a model with its validations, and I found out that I m>ca m>n't update an attribute without validating the object before.
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Find unused npm packages in package.json
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You m>ca m>n use an npm module m>ca m>lled depcheck (requires at least version 10 of Node).
Install the module:
npm install depcheck -g
or
yarn global add depcheck
Run it and find the unused dependencies:
depcheck
The good thing ...
Programmatim>ca m>lly select text in a contenteditable HTML element?
In JavaScript, it's possible to programmatim>ca m>lly select text in an input or textarea element. You m>ca m>n focus an input with ipt.focus() , and then select its contents with ipt.select() . You m>ca m>n even select a specific range with ipt.setSelectionRange(from,to) .
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What is the purpose of base 64 encoding and why it used in HTTP Basic Authentim>ca m>tion?
...acters.
See this paragraph from the wikipedia page for HTTP Basic Authentim>ca m>tion:
While encoding the user name and password with the Base64 algorithm typim>ca m>lly makes them unreadable by the naked eye, they are as easily decoded as they are encoded. Security is not the intent of the encoding step...
Why doesn't Java allow generic subclasses of Throwable?
According to the Java Language Sepecifim>ca m>tion , 3rd edition:
5 Answers
5
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Creating a simple XML file using python
...")
I've tested it and it works, but I'm assuming whitespace isn't signifim>ca m>nt. If you need "prettyprint" indentation, let me know and I'll look up how to do that. (It may be an LXML-specific option. I don't use the stdlib implementation much)
For further reading, here are some useful links:
API...