大约有 11,700 项符合查询结果（耗时：0.0300秒） [XML]
Project structure for Google App Engine
... datetime
import logging
import time
from google.appengine.api import urlfetch
from google.appengine.ext.webapp import template
from google.appengine.api import users
from google.appengine.ext import webapp
from models import *
class IndexHandler(webapp.RequestHandler):
def get(self):
date =...
Javascript switch vs. if…else if…else
...iced if it is used in a loop with say, a large database, traversing a tree etc.
– ghoppe
May 27 '10 at 16:50
2
...
Why I can't change directories using “cd”?
...document the shell "flavor" of this file; e.g., ksh or bash (or (t)csh/zsh,etc), and it's almost certainly not actually sh. I usually add a comment (but not the shebang) to communicate this; e.g., "this file is meant to be sourced (from bash), not run as a shell script."
– mic...
“Items collection must be empty before using ItemsSource.”
...her answers. Otherwise you can spend a lot of time looking at ItemSource's etc only to eventually find that its caused by a small typo.
– pjm
Nov 21 '16 at 12:31
...
What is stdClass in PHP?
...inting this out).
It is useful for anonymous objects, dynamic properties, etc.
An easy way to consider the StdClass is as an alternative to associative array. See this example below that shows how json_decode() allows to get an StdClass instance or an associative array.
Also but not shown in this...
Is PHP compiled or interpreted?
... performance penalty as PHP recompiles my source code for every request?", etc.)
share
|
improve this answer
|
follow
|
...
Convert Bitmap to File
...l help u:
//create a file to write bitmap data
File f = new File(context.getCacheDir(), filename);
f.createNewFile();
//Convert bitmap to byte array
Bitmap bitmap = your bitmap;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bitmap.compress(CompressFormat.PNG, 0 /*ignored for PNG*/, bos)...
How to change tab size on GitHub?
...oes not respect the editorconfig file for files with no names (.gitconfig, etc). Any idea why or is it a bug? Ex github.com/rmandvikar/git-setup/blob/tabs/.gitconfig
– hIpPy
Apr 19 '17 at 5:54
...
Automatically deleting related rows in Laravel (Eloquent ORM)
...ith MyISAM engine doesn't, nor any NoSQL DBs, SQLite in the default setup, etc. Additional problem is that artisan will not warn you about this when you run migrations, it will just not create foreign keys on MyISAM tables and when you later delete a record no cascade will happen. I had this problem...
How to ISO 8601 format a Date with Timezone Offset in JavaScript?
...with the other options if you want to eg. use 12h time or omit the seconds etc.
Note that I'm using Sweden as locale because it is one of the countries that uses ISO 8601 format. I think most of the ISO countries use this 'GMT-4' format for the timezone offset other then Canada which uses the time...