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Tag Archives: ph

How to use WHERE IN with Doctrine 2

November 10, 2017 Php Leave a comment

Questions: I have the following code which gives me the error: Message: Invalid parameter number: number of bound variables does not match number of tokens Code: public function getCount($ids, $outcom...

Precedence and bitmask operations

November 10, 2017 Php Leave a comment

Questions: I’ve come across a (seemingly) very strange case. Take the number 2 (0b10) and bitmask it with 1 (0b01) This should produce 0b00 which is equivalent to 0. However, here’s where ...

Replacing Spaces with Underscores

November 10, 2017 Php Leave a comment

Questions: I have a PHP Script that users will enter a name like: Alex_Newton, However, some users will use a space rather than an underscore, so my question is: How do I auto-replace spaces with Unde...

twig: IF with multiple conditions

November 10, 2017 Php Leave a comment

Questions: It seem I have problem with a twig if statement. {%if fields | length > 0 || trans_fields | length > 0 -%} The error is: Unexpected token "punctuation" of value "|" ("name" expected) ...

What is .inc and why to use it?

November 10, 2017 Php Leave a comment

Questions: I often see examples in PHP that use .inc files to include. What is the meaning of .inc? What it is used for? What are the disadvantages and advantages of using it? Answers: It has no meani...

How to avoid isset() and empty()

November 10, 2017 Php Leave a comment

Questions: I have several older applications that throw a lot of “xyz is undefined” and “undefined offset” messages when running on the E_NOTICE error level, because the existe...

Tetris-ing an array

November 10, 2017 Php Leave a comment

Questions: Consider the following array: /www/htdocs/1/sites/lib/abcdedd /www/htdocs/1/sites/conf/xyz /www/htdocs/1/sites/conf/abc/def /www/htdocs/1/sites/htdocs/xyz /www/htdocs/1/sites/lib2/abcdedd w...