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Why C# implements methods as non-virtual by default?
... the effort needed for good overall design (good content, clear use cases, testing, documentation), designing for inheritance really isn't too bad. And if you're not publishing, virtual-by-default is less time-consuming, and you can always fix the small portion of cases where it's problematic.
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Can You Get A Users Local LAN IP Address Via JavaScript?
... function that they found. This will either return false or an array. When testing remember that you need to collapse the array in the web developer console otherwise it's nonintuitive default behavior may deceive you in to thinking that it is returning an empty array.
function ip_local()
{
var ip...
Ruby max integer
...umber of bytes. I would guess it should be 4 on 32-bit builds, but I can't test that right now. Also, the largest Fixnum is apparently 2**30 - 1 (or 2**62 - 1), because one bit is used to mark it as an integer instead of an object reference.
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support FragmentPagerAdapter holds reference to old fragments
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Django admin: how to sort by one of the custom list_display fields that has no database field
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I haven't tested this out (I'd be interested to know if it works) but what about defining a custom manager for Customer which includes the number of orders aggregated, and then setting admin_order_field to that aggregate, ie
from djan...
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?
... return function(){
var clickedAt = +new Date;
// During tests on 3g/3gs this timeout fires immediately if less than 500ms.
setTimeout(function(){
// To avoid failing on return to MobileSafari, ensure freshness!
if (+new Date - clickedAt < 2000){
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What does a tilde do when it precedes an expression?
...n value. If your target platform(s) support it, you should prefer this for testing for the existence of a value in a string or array.
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Avoid web.config inheritance in child web application using inheritInChildApplications
... You can also check the method #2 on this page, although I haven't tested it iislogs.com/steveschofield/2009/09/20/…
– Matteo Sganzetta
Jan 28 '15 at 14:35
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Share data between AngularJS controllers
...iddle.net/HEdJF/
When applications get larger, more complex and harder to test you might not want to expose the entire object from the factory this way, but instead give limited access for example via getters and setters:
myApp.factory('Data', function () {
var data = {
FirstName: ''
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Use of Application.DoEvents()
... a different order. It will execute predictably, just like it did when you tested your code. It makes dialogs extremely annoying; who doesn't hate having a dialog active and not being able to copy and paste something from another window? But that's the price.
Which is what it takes to use DoEvents...