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Android Studio Multi-Windows for One Project
... with both having the same project. I know you can drag tabs out, but that allows you to only edit that one file. I want two fully-featured windows with each being able to see the Project Files/Structure.
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When should I use nil and NULL in Objective-C?
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technically, they are exactly equal, you can send messages to both nil and to NULL. Idiomatically though nil is usually used to represent an object
– cobbal
Oct 14 '09 at 5:43
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
...hanged his example to work with Django 1.3, using get_readonly_fields.
Usually you should declare something like this in app/admin.py:
class ItemAdmin(admin.ModelAdmin):
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readonly_fields = ('url',)
I've adapted in this way:
# In the admin.py file
class ItemAdmin(admin.ModelAdmin):
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Why is __dirname not defined in node REPL?
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Yeah, that should really be added to the answer Eye, because that's what got me.
– Tomáš Zato - Reinstate Monica
Oct 12 '15 at 17:14
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How do you calculate the average of a set of circular data? [closed]
... sum_i_from_1_to_N cos(a[i])
The method given by starblue is computationally equivalent, but his reasons are clearer and probably programmatically more efficient, and also work well in the zero case, so kudos to him.
The subject is now explored in more detail on Wikipedia, and with other uses, l...
How to simulate target=“_blank” in JavaScript
...cking window.open is kinda the point of pop-up blockers! If you make the call in response to a click action it has a better chance of not being blocked.
– William Denniss
Aug 18 '11 at 15:16
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What is the meaning of id?
... but those objects must respond to retain and release.
The compiler is totally happy for you to implicitly cast any object to id, and for you to cast id to any object. This is unlike any other implicit casting in Objective-C, and is the basis for most container types in Cocoa.
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Setting default permissions for newly created files and sub-directories under a directory in Linux?
...that every file and directory created under this shared directory automatically had u=rwxg=rwxo=r permissions.
4 Answers
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Python Requests - No connection adapters
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You need to include the protocol scheme:
'http://192.168.1.61:8080/api/call'
Without the http:// part, requests has no idea how to connect to the remote server.
Note that the protocol scheme must be all lowercase; if your URL starts with HTTP:// for example, it won’t find the http:// connect...
What is Android keystore file, and what is it used for?
... going to use "push data" in your app!
– KapteinMarshall
Sep 4 '13 at 9:43
Is Keystore machine specific ? Or we can u...