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How does “this” keyword work within a function?
...a certain value, depending on how you invoke the function. This is often called the invocation pattern.
There are four ways to invoke functions in javascript. You can invoke the function as a method, as a function, as a constructor, and with apply.
As a Method
A method is a function that's atta...
Format date in a specific timezone
...s might be the way to go. I'm currently working on a similiar problem with all timestamps stored as UTC in MySQL, but to be viewed in a specific zone dependent on user config and not the timezone of the client.
– nickdnk
Aug 18 '15 at 11:32
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How do I convert a Django QuerySet into list of dicts?
...;> Blog.objects.values()
[{'id': 1, 'name': 'Beatles Blog', 'tagline': 'All the latest Beatles news.'}],
>>> Blog.objects.values('id', 'name')
[{'id': 1, 'name': 'Beatles Blog'}]
Note: the result is a QuerySet which mostly behaves like a list, but isn't actually an instance of list. Us...
release Selenium chromedriver.exe from memory
...
per the Selenium API, you really should call browser.quit() as this method will close all windows and kills the process. You should still use browser.quit().
However: At my workplace, we've noticed a huge problem when trying to execute chromedriver...
Can Android do peer-to-peer ad-hoc networking?
... For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited.
...
How to render a PDF file in Android
...er = new PdfRenderer(getSeekableFileDescriptor());
// let us just render all pages
final int pageCount = renderer.getPageCount();
for (int i = 0; i < pageCount; i++) {
Page page = renderer.openPage(i);
// say we render for showing on the screen
page.render(mBitmap, null, null,...
OpenLayers vs Google Maps? [closed]
...
These are a really great questions! I'm a professional OpenLayers developer and fan, so I'll address your questions from that perspective.
Why would I use OpenLayers instead of Google Maps?
Flexiblity: You are not tied to any particular...
SQLAlchemy ORDER BY DESCENDING?
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This is a potentially brittle workaround where a workaround is not needed.
– BlueBomber
Jun 25 '13 at 14:41
13
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Really Cheap Command-Line Option Parsing in Ruby
...m afraid. When you look at the alternatives: [1] [2] [3], for what is basically just processing a simple string array (no really, let that sink in), you can't help but wonder WHY? What do you gain from all that bloat? This is not C, where strings are, "problematic". Of course to each his own. :)
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What do
...hat they're subclasses of a generic function type (From) => To, but that's all it says. Um, what? Maybe there's documentation somewhere, but search engines don't handle "names" like "
...