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Set up Heroku and GoDaddy? [closed]
I am trying to get a domain name I bought through GoDaddy to work with my Heroku hosted site.
4 Answers
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PHP Pass variable to next page
It seems pretty simple but I can't find a good way to do it.
8 Answers
8
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JavaScript window resize event
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edited Feb 1 '14 at 21:14
informatik01
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If i synchronized two methods on the same class, can they run simultaneously?
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Both methods lock the same monitor. Therefore, you can't simultaneously execute them on the same object from different threads (one of the two methods will block until the other is finished).
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Non-static variable cannot be referenced from a static context
I've written this test code:
12 Answers
12
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Get all directories within directory nodejs
...name)).filter(isDirectory)
Update for Node 10.10.0+
We can use the new withFileTypes option of readdirSync to skip the extra lstatSync call:
const { readdirSync } = require('fs')
const getDirectories = source =>
readdirSync(source, { withFileTypes: true })
.filter(dirent => dirent.i...
Can an int be null in Java?
...// getA returns a null Integer
will give you a NullPointerException, despite object not being null!
To follow up on your question, if you want to indicate the absence of a value, I would investigate java.util.Optional<Integer>
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Python truncate a long string
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I would change the condition perhaps to len(data) > 77 to account for the double dots (it's pointless to a truncate only the last character only to replace it with a dot).
– hasen
May 13 '13 at 3:49
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What does it mean to “program to an interface”?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this?
32 Answers
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Signed versus Unsigned Integers
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Unsigned can hold a larger positive value, and no negative value.
Yes.
Unsigned uses the leading bit as a part of the value, while the signed version uses the left-most-bit to identify if the number is positive or negative.
There are different w...