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How to remove certain characters from a string in C++?
... {
// you need include <algorithm> to use general algorithms like std::remove()
str.erase (std::remove(str.begin(), str.end(), chars[i]), str.end());
}
// output: 555 5555555
cout << str << endl;
To use as function:
void removeCharsFromString( string &s...
How to make an Android device vibrate?
I wrote an Android application. Now, I want to make the device vibrate when a certain action occurs. How can I do this?
13 ...
Find rows that have the same value on a column in MySQL
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Scott SaundersScott Saunders
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WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
I'm looking at the AdventureWorks sample database for SQL Server 2008, and I see in their creation scripts that they tend to use the following:
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Dependency injection through constructors or property setters?
...toring a class and adding a new dependency to it. The class is currently taking its existing dependencies in the constructor. So for consistency, I add the parameter to the constructor.
Of course, there are a few subclasses plus even more for unit tests, so now I am playing the game of going aroun...
What is the difference between and ? [duplicate]
...y>
After running both the JSP files you see the same output and think if there was any difference between the directive and the tag. But if you look at the generated servlet of the two JSP files, you will see the difference.Here is what you will see when you use the directive :
out.write("&l...
Representing null in JSON
... what you're doing -- sometimes the "right" way to do it doesn't always work for your situation. Use your judgement and make an informed decision.
JSON1 {}
This returns an empty object. There is no data there, and it's only going to tell you that whatever key you're looking for (be it myCount or s...
Where can I find my Facebook application id and secret key?
In my Facebook account, where can I find these application IDs, secret key, all?
7 Answers
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How to remove the first and the last character of a string
...1);
console.log(result);
Or you can use .slice as suggested by Ankit Gupta
var yourString = "/installers/services/";
var result = yourString.slice(1,-1);
console.log(result);
Documentation for the slice and substring.
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Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?
I have seen this sort of thing used a lot, but I think it is rather strange...
Wouldn't it be much clearer to say while(true) , or something along those lines?
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