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How to convert ASCII code (0-255) to its corresponding character?
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Character.toString ((char) i);
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What is a method that can be used to increment letters?
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Simple, direct solution
function nextChar(c) {
return String.fromCharCode(c.charCodeAt(0) + 1);
}
nextChar('a');
As others have noted, the drawback is it may not handle cases like the letter 'z' as expected. But it depends on what you want out of it. The solution above will re...
Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
...-get install nmap
Edit Wired connection on your laptop (Ubuntu)
Change IpV4 settings to "Share to other computers"
Save the setting
Reboot your laptop
Share WiFi connection of your laptop via Ethernet crossover cable
Hook up your RPi with your laptop using the Ethernet cable
Look up the br...
Why can't C++ be parsed with a LR(1) parser?
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I'm quite puzzled by the citation extracted from a PhD Thesis. If there is an ambiguïty, then, by definition, NO lookahead may ever "resolve" the ambiguity (i.e. decide which parse is the correct oen, as at least 2 parses are considered correct by the gramma...
Count the number occurrences of a character in a string
...'s the simplest way to count the number of occurrences of a character in a string?
19 Answers
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Difference between String replace() and replaceAll()
What's the difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
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Is it better in C++ to pass by value or pass by constant reference?
...or large objects that implement proper move constructors (such as vectors, strings …), the second case is then vastly more efficient than the first. Therefore, it is recommended to use pass by value if the function takes ownership of the argument, and if the object type supports efficient moving.
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Efficiently test if a port is open on Linux?
From a bash script how can I quickly find out whether a port 445 is open/listening on a server.
14 Answers
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How to trim a string in SQL Server before 2017?
...lls. You could say they are all redundant since TSQL has CHARINDEX and SUBSTRING, but that's an idiotic way to look at it.
– Ben Hoffstein
Oct 8 '08 at 14:02
10
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How to raise a ValueError?
... have this code which finds the largest index of a specific character in a string, however I would like it to raise a ValueError when the specified character does not occur in a string.
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