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MySQL Great Circle Distance (Haversine formula)
...latitude in degrees',
`lon` FLOAT NOT NULL COMMENT 'longitude in degrees',
INDEX `lat_lon_idx` (`lat`, `lon`)
)
If you're using TokuDB, you'll get even better performance if you add clustering
indexes on either of the predicates, for example, like this:
alter table Coordinates add clustering ...
How do I get the fragment identifier (value after hash #) from a URL?
...
You may do it by using following code:
var url = "www.site.com/index.php#hello";
var hash = url.substring(url.indexOf('#')+1);
alert(hash);
SEE DEMO
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Deny access to one specific folder in .htaccess
...u just wish to disallow a listing of directory files you can use
Options -Indexes
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Unexpected Caching of AJAX results in IE8
...n you try to request the homepage in IE 8, with a call to /. Change it to /index.php or whatever the full url might be. Or add some fake params yourself like /?f=f
– Hugo Delsing
Jul 9 '13 at 14:14
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PHPCMS V9不能上传图片的原因与解决方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...php，将
if($allowupload) $str .= "filebrowserUploadUrl : '".APP_PATH."index.php?m=attachment&c=attachments&a=upload&module=".$module."&catid=".$catid."&d
改为：
if($allowupload) $str .= "filebrowserUploadUrl : '".UP_PATH."index.php?m=attachment&c=attachments&a=upload&module=".$module."&c...
How can I convert bigint (UNIX timestamp) to datetime in SQL Server?
...If you want to go reverse, take a look at this http://wiki.lessthandot.com/index.php/Epoch_Date
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What are deferred objects?
... // for each object that we wait on
jQuery.each(args, function (index, element) {
// when that object resolves then
jQuery.when(element).then(function (value) {
// store value in the array or store an array of values in i...
Which one is the best PDF-API for PHP? [closed]
...mes to html to pdf.
Check out the examples here http://www.mpdf1.com/mpdf/index.php?page=Examples
I found it useful for designing invoices, receipts and simple prints etc.
However the website itself says that pdfs generated from mpdf tend to be larger in size.
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How to parse the AndroidManifest.xml file inside an .apk package
... integer format (ie MSB first).
int numbStrings = LEW(xml, 4*4);
// StringIndexTable starts at offset 24x, an array of 32 bit LE offsets
// of the length/string data in the StringTable.
int sitOff = 0x24; // Offset of start of StringIndexTable
// StringTable, each string is represented with a 16 ...
Why does UITableViewCell remain highlighted?
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In your didSelectRowAtIndexPath you need to call deselectRowAtIndexPath to deselect the cell.
So whatever else you are doing in didSelectRowAtIndexPath you just have it call deselectRowAtIndexPath as well.
- (void)tableView:(UITableView *)tableV...