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Is there a splice method for strings?
The Javascript splice only works with arrays. Is there similar method for strings? Or should I create my own custom function?
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When to use ref and when it is not necessary in C#
I have a object that is my in memory state of the program and also have some other worker functions that I pass the object to to modify the state. I have been passing it by ref to the worker functions. However I came across the following function.
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Allowing interaction with a UIView under another UIView
Is there a simple way of allowing interaction with a button in a UIView that lies under another UIView - where there are no actual objects from the top UIView on top of the button?
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Check if a JavaScript string is a URL
Is there a way in JavaScript to check if a string is a URL?
32 Answers
32
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Value Change Listener to JTextField
... Currently, I need to hit the enter key to get the message box to pop out. Is there anything wrong with my code?
12 Answers...
Java Constructor Inheritance
...java constructors are not inherited? You know when you have a class like this:
10 Answers
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How to parse/format dates with LocalDateTime? (Java 8)
...takes a string and a DateTimeFormatter as parameter. The DateTimeFormatter is used to specify the date/time pattern.
String str = "1986-04-08 12:30";
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
LocalDateTime dateTime = LocalDateTime.parse(str, formatter);
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
...aq/whatever . I need a reliable way for a script to know what it's address is, so it will know what to do with the navigation. I've used mod_rewrite , as per CodeIgniter documentation.
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NULL vs nil in Objective-C
...object
change:(NSDictionary *)change context:(void *)context
Context is a void * (ie a C-style pointer), so you'd definitely use NULL (which is sometimes declared as (void *)0) rather than nil (which is of type id).
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How to check if a python module exists without importing it
I need to know if a python module exists, without importing it.
13 Answers
13
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