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Google Maps API v3: How to remove all markers?
...ry? I realize JavaScript has automatic garbage collection, but how do we know Google's API does not hold a reference to the marker when setMap(null) is called? In my application, I add and "delete" a ton of markers, and I would hate for all those "deleted" markers to be sucking up memory.
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WPF OpenFileDialog with the MVVM pattern? [duplicate]
..._openCommand;
public RelayCommand OpenCommand
{
//You know the drill.
...
}
private IOService _ioService;
public MyViewModel(IOService ioService)
{
_ioService = ioService;
OpenCommand = new RelayCommand(OpenFile);
}
pr...
Add Foreign Key to existing table
...d an index to it..
ALTER TABLE users ADD INDEX index_name (index_column)
Now add the constraint
ALTER TABLE foreign_key_table
ADD CONSTRAINT foreign_key_name FOREIGN KEY (foreign_key_column)
REFERENCES primary_key_table (primary_key_column) ON DELETE NO ACTION
ON UPDATE CASCADE;
Note if you d...
Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
...your laptop (-Y with X-forwarding)
$ssh -Y pi@10.42.0.96
Lo and behold! Now your RPi is connected to your laptop and RPi can share the WiFi connection.
pi@raspberrypi ~ $
Share display & keyboard of your laptop with RPi
Install vncserver on Raspberry Pi
$ sudo apt-get update
$ sudo ap...
URLs: Dash vs. Underscore [closed]
...le Webmasters: youtube.com/watch?v=AQcSFsQyct8. Per that video (admittedly now 6 years old and possibly not representing the contemporary status quo), foo_bar is treated as a single word while foo-bar is treated as two words - precisely the opposite of what this answer speculates is the case.
...
MVC 3: How to render a view without its layout page when loaded via ajax?
...SP.NET 5 there is no Request variable available anymore. You can access it now with Context.Request
Also there is no IsAjaxRequest() Method anymore, you have to write it by yourself, for example in Extensions\HttpRequestExtensions.cs
using System;
using Microsoft.AspNetCore.Http;
namespace Micros...
Changing the default header comment license in Xcode
...
Ok, this worked. Now does anyone know where templates get their env variables and how do I add one? Examples from template: ___FULLUSERNAME___, ___PROJECTNAME___
– AzaFromKaza
Sep 8 '17 at 4:12
...
How does _gaq.push(['_trackPageLoadTime']) work?
...ported in the above listed cases, called NavigationTiming.
EDIT: This is now supported in Firefox 7
(Important to note that it doesn't run on every load; instead, it currently samples around 2% of pageviews, though it is configured to try to track all page loads on 10% of visits; as more browsers...
Should private helper methods be static if they can be static
...ect. My IDE will also show calls to static methods in italics, so I will know the method is static without looking the signature.
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In Python, using argparse, allow only positive integers
... case, you can also use the choices parameter if your upper limit is also known:
parser.add_argument('foo', type=int, choices=xrange(5, 10))
Note: Use range instead of xrange for python 3.x
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