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What is getattr() exactly and how do I use it?
...mple you have an object person, that has several attributes: name, gender, etc.
You access these attributes (be it methods or data objects) usually writing: person.name, person.gender, person.the_method(), etc.
But what if you don't know the attribute's name at the time you write the program? For ...
onActivityResult() & onResume() [duplicate]
...e Hackborn explains that onActivityResult() is called before onResume() in order to allow anything that might affect the UI to be received and available prior to updating the UI (presumably to avoid a double-update - once in onResume() without the returned result, and then in onActivityResult(), add...
App Inventor 2 CustomWebView 拓展：高级版Web浏览器，完美浏览现代Web前...
...sed when something is long clicked in webview with item(image,string,empty,etc) and type(item type like 0,1,8,etc)
OnCloseWindowRequest(id)
Event triggered when a window needs to be closed
OnConsoleMessage(message,lineNumber,sourceID,level)
Event raised after getting console message.
OnDow...
How to run only one task in ansible playbook?
... tags:
- packages
- template: src=templates/src.j2 dest=/etc/foo.conf
tags:
- configuration
If you wanted to just run the “configuration” and “packages” part of a very long playbook, you could do this:
ansible-playbook example.yml --tags "configuration,pac...
Naming cookies - best practices [closed]
...l three global arrays (!), with precedence depending on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring param named "x", and you ask for $_REQUEST["x"], you get the cookie value when you might want/expect the GET param. This is es...
Getting a list item by index
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What is the difference between JDK and JRE?
...me .jars, configuration files, property files, fonts, translations, certs, etc. – all the "trimmings" of Java. The most important is modules, a file that contains the .class files of the Java standard library.
At a certain level, the Java standard library needs to call into native code. For this p...
What is the difference between Polymer elements and AngularJS directives?
...ifferences: Angular has high level APIs for services, filters, animations, etc., supports IE8, and at this point, is a much more robust framework for building production apps. Polymer is just starting out in alpha.
Are there plans to tie Polymer in with AngularJS in the future?
They're separate pr...
How to make junior programmers write tests? [closed]
...ng over the shoulder of the driver and pointing out suggestions, mistakes, etc as they go). It may seem like a waste of resources, but you will find:
That these guys together can produce code plenty fast and of higher quality.
If your junior guy learns enough to "get it" with a senior guy directi...
Javascript date.getYear() returns 111 in 2011? [duplicate]
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In order to comply with boneheaded precedent, getYear() returns the number of years since 1900.
Instead, you should call getFullYear(), which returns the actual year.
...