大约有 48,000 项符合查询结果（耗时：0.0608秒） [XML]
Can you give a Django app a verbose name for use throughout the admin?
... listed below.
Django 1.7
As stated by rhunwicks' comment to OP, this is now possible out of the box since Django 1.7
Taken from the docs:
# in yourapp/apps.py
from django.apps import AppConfig
class YourAppConfig(AppConfig):
name = 'yourapp'
verbose_name = 'Fancy Title'
then set th...
how do I check in bash whether a file was created more than x time ago?
... function file-age { FILE_CREATED_TIME=`date -r "$1" +%s`; TIME_NOW=`date +%s`; echo "$[ ${TIME_NOW} - ${FILE_CREATED_TIME} ]"; }
– turiyag
Apr 28 '18 at 18:50
...
Array extension to remove object by value
...t 2 / Xcode 7 beta 2: As Airspeed Velocity noticed
in the comments, it is now actually possible to write a method on a generic type that is more restrictive on the template, so the method
could now actually be defined as an extension of Array:
extension Array where Element : Equatable {
// .....
How to convert local time string to UTC?
...
NOTE -- As of 2020 you should not be using .utcnow() or .utcfromtimestamp(xxx). As you've presumably moved on to python3,you should be using timezone aware datetime objects.
>>> from datetime import timezone
>>> dt_now = datetime.now(tz=timezone.utc)
&g...
How to copy Docker images from one host to another without using a repository
...
I used the image id instead of the name:tag Now I'm sitting here, loaded the image and have a <none> for REPOSITORY and TAG. What is the right way to bring the name and tag back? @wisbucky
– Ulfhetnar
Jan 10 '18 at 7:37
...
What is the purpose of Android's tag in XML layouts?
...e widget, you would have to use a layout.
Let's say that include1.xml has now two TextView: a layout has to be declared. Let's choose a LinearLayout.
include1.xml:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/layout2"
android:layout_width...
Build fat static library (device + simulator) using Xcode and SDK 4+
... files, PLIST files etc from your library!) - see below (scroll to bottom)
now supports iPhone5 (using Apple's workaround to the bugs in lipo). NOTE: the install instructions have changed (I can probably simplify this by changing the script in future, but don't want to risk it now)
"copy headers" se...
How to dynamically load a Python class
...
Thanks I think this is the best way. Now I only need the best way to split the string 'my_pakcage.my_module.my_class' into mod_name, klass_name but I guess I can figure that out :)
– pjesi
Feb 13 '09 at 22:42
...
AWS MySQL RDS vs AWS DynamoDB [closed]
I've been using MySQL for a fair while now and I'm comfortable with its structure & SQL Queries etc.
4 Answers
...
Does ruby have real multithreading?
I know about the "cooperative" threading of ruby using green threads . How can I create real "OS-level" threads in my application in order to make use of multiple cpu cores for processing?
...