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How to resolve “must be an instance of string, string given” prior to PHP 7?
...calar) string. The error message may be funny, but it's not supposed to work to begin with. Given the dynamic typing system, this actually makes some sort of perverted sense.
You can only manually "type hint" scalar types:
function foo($string) {
if (!is_string($string)) {
trigger_erro...
Object-orientation in C
What would be a set of nifty preprocessor hacks (ANSI C89/ISO C90 compatible) which enable some kind of ugly (but usable) object-orientation in C?
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CSS Selector for
...bled class I use on various disabled form elements, and I'm setting the background color for text boxes, but I don't want my checkboxes to get that color.
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How do I output an ISO 8601 formatted string in JavaScript?
...ou want to pass a date object to a soap service... that is the way! :) Thanks.
– thinklinux
Dec 2 '14 at 22:17
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How to delete all datastore in Google App Engine?
Does anyone know how to delete all datastore in Google App Engine ?
28 Answers
28
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How do I group Windows Form radio buttons?
How can I group the radio buttons in Windows Form application (a lot like ASP.NET's radiobuttonlist!)?
9 Answers
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How can I remove an SSH key?
I currently have an old SSH key uploaded on a server. The problem is I lost my ~/.ssh directory (with the original id_rsa and id_rsa.pub files).
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A non well formed numeric value encountered
...cript that will add those to a DB. I am having problems validating this. I keep getting the following errors
9 Answers
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When is “Try” supposed to be used in C# method names?
We were discussing with our coworkers on what it means if the method name starts with "Try".
6 Answers
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Switch statement: must default be the last case?
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The C99 standard is not explicit about this, but taking all facts together, it is perfectly valid.
A case and default label are equivalent to a goto label. See 6.8.1 Labeled statements. Especially interesting is 6.8.1.4, which enables the already mentioned Duff's Device:
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