大约有 47,000 项符合查询结果(耗时:0.1063秒) [XML]
First-time database design: am I overengineering? [closed]
...
1. Thanks, that's reassuring! 2 & 3. I still don't know how indexes work, it's something I have planned to read up on. If we ever have the "problem" of reaching a million records there will probably be a budget to hire experienced developers :P Thanks for the insight into diff...
Android:What is difference between setFlags and addFlags for intent
...| operator.
// example...
// value of flags: 1
intent.setFlags(2|4);
// now flags have this value: 110
intent.addFlags(8);
// now flags have this value: 1110
share
|
improve this answer
...
Multiple Inheritance in PHP
...patcher that sends the Message passed using text or html backend. I don't know your code, but let me simulate it this way:
$m = new Message();
$m->type = 'text/html';
$m->from = 'John Doe <jdoe@yahoo.com>';
$m->to = 'Random Hacker <rh@gmail.com>';
$m->subject = 'Invitation e...
How do I get a class instance of generic type T?
...
The link in "Pure Java solution" is broken, it is now blog.xebia.com/acessing-generic-types-at-runtime-in-java
– Nick Breen
Sep 26 '17 at 21:33
1
...
Command prompt won't change directory to another drive
...e
if you want to go to your D:\ drive then type this command
cd /d D:\
now your current working directory is D:\ drive so you want go to Java directory under Docs so type below command :
cd Docs\Java
note : d stands for drive
...
difference between use and require
...
Do you know if there is there any difference in the end between (:use foo :only [bar]) and (:require foo :refer [bar])? Seems odd to have two ways to do this.
– overthink
Jul 4 '13 at 1:03
...
problem with and :after with CSS in WebKit
...
It's 2019 now and it's still the same
– Placido
Feb 15 '19 at 7:21
44
...
How to create a self-signed certificate for a domain name for development?
...xactly. This is wrong! "Friendly name" has nothing to do with CN. I don't know why this answer has so many upvotes?
– c00000fd
Sep 23 '15 at 20:41
25
...
Strengths of Shell Scripting compared to Python [closed]
...nd was able to do most of the things a shell script can do in Python. I am now not sure whether I should invest my time in learning shell scripting anymore. So I want to ask:
...
Can I use multiple versions of jQuery on the same page?
... -- $ and jQuery belong to versionX.
You call your "jquery.versionY.js" -- now $ and jQuery belong to versionY, plus _$ and _jQuery belong to versionX.
my_jQuery = jQuery.noConflict(true); -- now $ and jQuery belong to versionX, _$ and _jQuery are probably null, and my_jQuery is versionY.
...