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postgresql return 0 if returned value is null
...query:
SELECT AVG( price )
FROM(
SELECT *, cume_dist() OVER ( ORDER BY price DESC ) FROM web_price_scan
WHERE listing_Type = 'AARM'
AND u_kbalikepartnumbers_id = 1000307
AND ( EXTRACT( DAY FROM ( NOW() - dateEnded ) ) ) * 24 < 48
AND COALESCE( price, 0 ) > ...
How to find corresponding log files folder for a web site?
...ub\logs\LogFiles (W3SVC1, W3SVC2, etc). How can I find what folder is used by a given web site?
5 Answers
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Caching a jquery ajax response in javascript/browser
...esentation.
Use Console view (F12) or FireBug to view some logs generated by the cache.
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How to set a selected option of a dropdown list control using angular JS
...same issue I thought of sharing how I got the solution.
You can use track by attribute in your ng-options.
Assume that you have:
variants:[{'id':0, name:'set of 6 traits'}, {'id':1, name:'5 complete sets'}]
You can mention your ng-options as:
ng-options="v.name for v in variants track by v.id...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...：
socket_server.php
<?php
/**
* SocketServer Class
* By James.Huang <shagoo#gmail.com>
**/
set_time_limit(0);
class SocketServer
{
private static $socket;
function SocketServer($port...
Scrollview vertical and horizontal in android
... setContentView(R.layout.main);
vScroll = (ScrollView) findViewById(R.id.vScroll);
hScroll = (HorizontalScrollView) findViewById(R.id.hScroll);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
float curX, curY;
switch (event.getAction())...
How to get the next auto-increment id in mysql
...
You can get the next auto-increment value by doing:
SHOW TABLE STATUS FROM tablename LIKE Auto_increment
/*or*/
SELECT `auto_increment` FROM INFORMATION_SCHEMA.TABLES
WHERE table_name = 'tablename'
Note that you should not use this to alter the table, use an auto_...
How can I find my Apple Developer Team id and Team Agent Apple ID?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
ListView addHeaderView causes position to increase by one?
...ding the headerView causes the position in the onItemClick to be increased by one.
11 Answers
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PostgreSQL delete all content
...omers. When you try to TRUNCATE / DELETE FROM the table that is referenced by other table/s (the other table/s has foreign key constraint to the named table) you get an error. To delete content from all three tables you have to name all these tables (the order is not important)
TRUNCATE customers, ...