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How do I get a substring of a string in Python?
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As someone who began with Python instead of [dirty word]-languages like PHP, I think Python is much more simple and intuitive with its string[beginning:end]. Length generally isn't relevant.
– Gloweye
Oct 9 '19 at 9:00
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Why is isNaN(null) == false in JS?
... null is exactly equal to NaN (i.e. null === NaN would be false). In other words it's not that it thinks that null is in fact a number, but it's rather that null is not NaN. This is probably because both are represented differently in JS so that they won't be exactly equal, in the same way that 9 !=...
#ifdef vs #if - which is better/safer as a method for enabling/disabling compilation of particular s
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in #if defined what is defined is it a key word or ?
– nmxprime
Apr 2 '14 at 10:16
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Passing additional variables from command line to make
Can I pass variables to a GNU Makefile as command line arguments? In other words, I want to pass some arguments which will eventually become variables in the Makefile.
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Where do I use delegates? [closed]
...ed
(attend the funeral), what parameters will be passed (condolences,
kind words), and what value he hopes to get back (good will). He then
assigns a particular person to that delegated responsibility at
“runtime” as the course of his presidency progresses.
In programming Scenario: You are oft...
Does a finally block always get executed in Java?
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Here's the official words from the Java Language Specification.
14.20.2. Execution of try-finally and try-catch-finally
A try statement with a finally block is executed by first executing the try block. Then there is a choice:
If ex...
C: What is the difference between ++i and i++?
... "operand-operator", a la an assignment "operand-operator-value". In other words, the target operand is on the left side of the expression, just like it is in an assignment statement.
– David R Tribble
Dec 11 '12 at 16:49
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Objective-C Split()?
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if you want access first word:
[[string componentsSeparatedByString:@" "] objectAtIndex:0];
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Javascript foreach loop on associative array object
...re are some straightforward examples already, but I notice from how you've worded your question that you probably come from a PHP background, and you're expecting JavaScript to work the same way -- it does not. A PHP array is very different from a JavaScript Array.
In PHP, an associative array can ...
Why doesn't nodelist have forEach?
...ting the base classes is not very explicit to the average reader. In other words deep in some code you have to remember every customization you make to the browser base objects. Relying on the MDN documentation is no longer useful because the objects have changed behavior from the norm. It is better...