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PHP global in functions
...alVariablesAreBad
How is testing the registry pattern or singleton hard in PHP?
Flaw: Brittle Global State & Singletons
static considered harmful
Why Singletons have no use in PHP
SOLID (object-oriented design)
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Regex to check whether a string contains only numbers [duplicate]
...'d'. Try running '/^\d+$/' === '/^d+$/' in your JavaScript console. You need to double-escape when embedding a RegExp in a string: eval('/^\\d+$/')
– Mike Samuel
Oct 18 '13 at 4:49
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Saving timestamp in mysql table using php
... Type safety: FROM_UNIXTIME yields a native mysql date type while php's date() returns a string.
– Richard Tuin
May 20 '16 at 6:19
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Tips for using Vim as a Java IDE? [closed]
...pse is Vrapper. It has most of Vim key bindings and unlike viPlugin it's free.
– n1te
Mar 31 '13 at 14:48
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method of iterating over sqlalchemy model's defined columns?
I've been trying to figure out how to iterate over the list of columns defined in a SQLAlchemy model. I want it for writing some serialization and copy methods to a couple of models. I can't just iterate over the obj.__dict__ since it contains a lot of SA specific items.
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How to shrink the .git folder
...inus points out, that --aggressive will not reuse (good) deltas – which seem to no exist in this question, because the repository is huge. going the repack way will actually take a lot longer. git gc --aggressive calls repack with a window size of 250 (cf. manpage) and a depth of 250 (cf. source c...
Make a link use POST instead of GET
...ng more than you already have.
<form name="myform" action="handle-data.php" method="post">
<label for="query">Search:</label>
<input type="text" name="query" id="query"/>
<button>Search</button>
</form>
<script>
var button = document.querySelec...
PHP String to Float
I am not familiar with PHP at all and had a quick question.
8 Answers
8
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How to Truncate a string in PHP to the word closest to a certain number of characters?
I have a code snippet written in PHP that pulls a block of text from a database and sends it out to a widget on a webpage. The original block of text can be a lengthy article or a short sentence or two; but for this widget I can't display more than, say, 200 characters. I could use substr() to cho...
How does facebook, gmail send the real time notification?
...JAX, it'll take a lot of the cross-compability problems away. In terms of PHP, you could simply poll an event log database table in your PHP script, and only return to the client when something happens? There are, I expect, many ways of implementing this.
Implementing:
Server Side:
There appear ...