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PHP memory leak
Consider an RSS feed read in as an SimpleXMLobject $rss. What’s the difference between: foreach ($rss->channel as $channel) { ... } and $foo = $rss->channel; foreach ($foo as $channel) { ... }...
View ArticleCreating csv content
It is tempting to simply generate CSV data with writing comma-separated array-values. implode(",", $data_array); Unfortunately this obvious way of doing turns out to be a bad idea. Often it seems to...
View ArticleSuppressing errors in PHP with control operator @
Errors give valuable information, it’s worth paying attention to. Sometimes though when parsing content from different sources you can run into errors you can prevent, or you can’t solve. Reading...
View ArticleThe ease and beauty of VIM
Never thought that I would write a post with the ease of VIM in the title. But honestly I tried a lot of editors still coming back to VIM. VIM is a lot more hackable then Atom. Probably because I like...
View ArticleJSON Encoding of number problem
You can get quite surprising results if you try to json_encode something like json_encode($n[“number”]=3.53). echo json_encode($n["number"]=3.53); 3.5299999999999998 Seems there is a bug in PHP, that...
View ArticleSetting default values for requests the easy way
PHP 7 introduced the Null Coalesce Operator, and this is a very neat addition to PHP in practice. It will let you write code that is much easier to read and much more concise. You don’t have to wrestle...
View ArticleFixing Server Side Events and Connection Aborted Issues
Server Side Events offer an easy way to push data to clients. It’s much easier to implement than websockets or another technology. IF you stumble on the problem of connections not getting aborted, when...
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