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Why does dividing two int not yield the right value when assigned to double?
...oo(int);
void foo(double);
void (*p)(double) = &foo; // automatically selects `foo(fouble)`
This is one context where the left-hand side of an assignment/initialization affects the behavior of the right-hand side. (Also, reference-to-array initialization prevents array type decay, which is an...
Google OAuth 2 authorization - Error: redirect_uri_mismatch
...update redirect URIs.
Go to https://console.developers.google.com
Select your Project
Click on the menu icon
Click on API Manager menu
Click on Credentials menu. And under OAuth 2.0 Client IDs, you will find your client name. In my case, it is Web Clie...
Query EC2 tags from within instance
... Name=resource-id,Values=ec2metadata --instance-id --out=json|jq '.Tags[]| select(.Key == "role")|.Value'
– jolestar
Apr 25 '15 at 2:14
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
... work for a ForeignKey field, a few changes need to be made. Firstly, the SELECT HTML tag does not have the readonly attribute. We need to use disabled="disabled" instead. However, then the browser doesn't send any form data back for that field. So we need to set that field to not be required so...
How to prevent page scrolling when scrolling a DIV element?
...rollTop property). An alternative and IMO better approach would be to only selectively disable the browser's scrolling in order to prevent the page scroll, but not the DIV scroll. Check out Rudie's answer below which demonstrates this solution.
Here you go:
$( '.scrollable' ).on( 'mousewheel DO...
Ruby on Rails vs ASP.NET MVC 3 for a .NET Guy? [closed]
I am very new to RoR and I want to select between APS.NET MVC3 and RoR. C# is sure easier for me as I have been doing it for so long but I am wondering if there is any point to consider using RoR over .MVC to develop a real world website?
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Shortcuts in Objective-C to concatenate NSStrings
...%@", three, two, one]; technique seems the most elegant. It should be the selected answer.
– ekillaby
Feb 21 '14 at 19:39
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How do I get NuGet to install/update all the packages in the packages.config?
...ve to do is
Right click on the Solution node in Solution Explorer and select
Enable NuGet Package Restore.
Read this article for more details.
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Python argparse: Make at least one argument required
...tiple aspects of command line based program:
good design of command line
selecting/using proper parser
argparse offers a lot, but restricts possible scenarios and can become very complex.
With docopt things go much shorter while preserving readability and offering high degree of flexibility. If...
Firefox session cookies
...havior quite questionable, thanks for your research. If "Save and Quit" is selected or "Restore tabs and windows", upon closing the browser, all session cookies remain intact. The only way for the "user" to get rid of them is to first close the tab(s) and then close the browser.
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