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When should I use Struct vs. OpenStruct?
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@IvanKolmychek: Cool, actually I prefer the block approach.
– tokland
Mar 9 '16 at 18:21
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server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
...b certificate used for your gitLab server, and add it to your </git_installation_folder>/bin/curl-ca-bundle.crt.
To check if at least the clone works without checking said certificate, you can set:
export GIT_SSL_NO_VERIFY=1
#or
git config --global http.sslverify false
But that would be fo...
What do people find difficult about C pointers? [closed]
...duling, actual CPU operations, or assembly-level memory management isn't really required.
When I was teaching, I found the following holes in students' understanding to be the most common source of problems:
Heap vs Stack storage. It is simply stunning how many people do not understand this, even...
Which characters are valid/invalid in a JSON key name?
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Not those. Whatever needs escaping in JavaScript generally needs it in JSON. Best to get it from the horse's mouth, though, at json.org. It takes about one minute to read the entire spec end-to-end.
– Marcelo Cantos
Dec 30 '11 at 4:21
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Comparing Dates in Oracle SQL
...; to_date('31-DEC-95','DD-MON-YY')
This method has a few unnecessary pitfalls
As a_horse_with_no_name noted in the comments, DEC, doesn't necessarily mean December. It depends on your NLS_DATE_LANGUAGE and NLS_DATE_FORMAT settings. To ensure that your comparison with work in any locale you can u...
Get current controller in view
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Create base class for all controllers and put here name attribute:
public abstract class MyBaseController : Controller
{
public abstract string Name { get; }
}
In view
@{
var controller = ViewContext.Controller as MyBaseController;
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UITextField - capture return button event
...terPressed), for: .editingDidEndOnExit)
}
in enterPressed() function put all behaviours you're after
func enterPressed(){
//do something with typed text if needed
textField.resignFirstResponder()
}
share
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Automating “enter” keypresses for bash script generating ssh keys
... is shorter, and should ssh-keygen ever add a question, that will automatically be answered in too. :)
– zrajm
Apr 24 '15 at 11:08
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MySQL Great Circle Distance (Haversine formula)
...0.0 miles of the lat/long point 42.81/-70.81 . When you build this into an app, that's where you put your own point and search radius.
If you want to work in kilometers rather than miles, change 69 to 111.045 and change 3963.17 to 6378.10 in the query.
Here's a detailed writeup. I hope it helps s...
What is the best way to solve an Objective-C namespace collision?
...ndle unloading (OS X 10.4 or later, no GNUStep support), and performance really isn't an issue for you, I believe that you could load one framework every time you need to use a class from it, and then unload it and load the other one when you need to use the other framework.
My initial idea was to ...