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How do I switch between the header and implementation file in Xcode 4?
...ng, instead of hitting the same key binding 3 times in a row to cycle back from file 2 to file 1.
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New self vs. new static
...u called the method on.
In the following example, B inherits both methods from A. The self invocation is bound to A because it's defined in A's implementation of the first method, whereas static is bound to the called class (also see get_called_class()).
class A {
public static function get_se...
Ways to save Backbone.js model data?
...ecific uses that Backbone assumes. When you want to get a certain resource from the server, (e.g. donut model I saved last time, a blog entry, an computer specification) and that resource exists, you do a GET request. Conversely, when you want to create a new resource you use POST.
Before I got int...
How to access the request body when POSTing using Node.js and Express?
...y"thing". The data you are posting should be within quotes to prevent this from happening.
– Tom Fenech
Oct 16 '17 at 15:47
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Resize fields in Django Admin
... ModelAdmin.formfield_overrides.
It is quite easy - in admin.py, define:
from django.forms import TextInput, Textarea
from django.db import models
class YourModelAdmin(admin.ModelAdmin):
formfield_overrides = {
models.CharField: {'widget': TextInput(attrs={'size':'20'})},
mode...
Programmatically get height of navigation bar
...
for me, view.window is nil. So i've to take frame from UIApplication.shared.windows's keywnidow. (iOS 14)
– Lal Krishna
Sep 17 at 9:57
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Android - Setting a Timeout for an AsyncTask?
...have an AsyncTask class that I execute that downloads a big list of data from a website.
7 Answers
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Getting time elapsed in Objective-C
...ing when the device enters sleep. If you test with the device disconnected from a computer, lock it, then wait ~10 minutes you will find that CACurrentMediaTime() does not keep up with wall clock time.
– russbishop
Apr 5 '15 at 21:13
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C++ Convert string (or char*) to wstring (or wchar_t*)
...onverter.to_bytes(wide_utf16_source_string);
std::wstring wide = converter.from_bytes(narrow_utf8_source_string);
Longer online compilable and runnable example:
(They all show the same example. There are just many for redundancy...)
http://ideone.com/KA1oty
http://ide.geeksforgeeks.org/5pRLSh
h...
Using Pylint with Django
... The link to the blog post is dead (so soon). Here are some archived links from the Internet Archive and from archive.is
– Christian Long
Sep 23 '15 at 16:06
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