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What's the difference between git clone --mirror and git clone --bare
... cloned repo has it all. It's also set up so that a remote update will re-fetch everything from the origin (overwriting the copied refs). The idea is really to mirror the repository, to have a total copy, so that you could for example host your central repo in multiple places, or back it up. Think o...
How to parse JSON in Java
... How can I parse it to get the values of pageName , pagePic , post_id , etc.?
34 Answers
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Implementing Comments and Likes in database
...ity tables Photo, Article, Place have their own PK e.g. PhotoID, ArticleID etc but also have another column for the Entity_ID as a FK? Is this unnecessary?
– volume one
Sep 17 '14 at 21:03
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Using Emacs to recursively find and replace in text files not already open
...eplace-regexp: SPACE to replace and move to next match, n to skip a match, etc.
Press C-x s to save buffers. (You can then press y, n or ! to save all at once)
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How do I run a node.js app as a background service?
...ly every Linux distro comes with systemd, which means forever, monit, PM2, etc are no longer necessary - your OS already handles these tasks.
Make a myapp.service file (replacing 'myapp' with your app's name, obviously):
[Unit]
Description=My app
[Service]
ExecStart=/var/www/myapp/app.js
Restart...
Relational table naming convention [closed]
...ubject Area:
REF_ for Reference tables
OE_ for the Order Entry cluster, etc.
Only at the physical level, not the logical (it clutters the model).
Suffix
Never use suffixes on tables, and always use suffixes on everything else. That means in the logical, normal use of the database, there are n...
Is Redis just a cache?
...ps you with all the plumbing on the server side.
Persistence, Reliability etc.
Unlike a Cache, Redis persists data on the hard disk. You can have a master-slave setup to provide better reliability. To learn more, go through Persistence and Replication topics over here - http://redis.io/documentati...
How do you migrate an IIS 7 site to another server?
... practice for moving a website to another server (along with all settings, etc.)
7 Answers
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Best way to do multiple constructors in PHP
...class Student
{
protected $firstName;
protected $lastName;
// etc.
/**
* Constructor
*/
public function __construct() {
// allocate your stuff
}
/**
* Static constructor / factory
*/
public static function create() {
$instance = ...
MVC pattern on Android
... define your user interface in various XML files by resolution, hardware, etc.
You define your resources in various XML files by locale, etc.
You extend clases like ListActivity, TabActivity and make use of the XML file by inflaters.
You can create as many classes as you wish for your business logi...