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Is it possible to print a variable's type in standard C++?
...ariable type in C++.
The accepted (and good) answer is to use typeid(a).name(), where a is a variable name.
Now in C++11 we have decltype(x), which can turn an expression into a type. And decltype() comes with its own set of very interesting rules. For example decltype(a) and decltype((a)) will ...
Remove all multiple spaces in Javascript and replace with single space [duplicate]
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This didnt work for me. However @redexp did.
– Delicia Brummitt
Dec 15 '14 at 13:29
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How do I get a value of a using jQuery?
...unctions that we don't confuse new coders by suggesting that they do the same thing, when they do not (although in this example it will appear so). It is important to note that .text() will html encode any characters it finds, while .html() will not encode any characters.
– Voi...
Where is the php.ini file on a Linux/CentOS PC? [duplicate]
...user@ip
php -i | grep "Loaded Configuration File"
And it will show you something like this Loaded Configuration File => /etc/php.ini.
ALTERNATIVE METHOD
You can make a php file on your website, which run: <?php phpinfo(); ?>, and you can see the php.ini location on the line with: "Loade...
How to show “if” condition on a sequence diagram?
I was wondering, how can one represent " if " statement on a sequence diagram?
4 Answers
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“The run destination iOS Device is not valid for running the scheme”
...OS6 I get "The run destination iOS Device is not valid for running the scheme NN. The Scheme contains no buildables that can be built for the architectures supported by the run designation device".
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How do I concatenate strings in Swift?
...g) so you can change the value of it. But this has been answered several times on Stack Overflow, (see difference between let and var).
Note
In reality let and var are very different from NSString and NSMutableString but it helps the analogy.
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How to validate an email address using a regular expression?
... grammar and passes several tests using grep -Po, including cases domain names, IP addresses, bad ones, and account names with and without quotes.
Correcting the 00 bug in the IP pattern, we obtain a working and fairly fast regex. (Scrape the rendered version, not the markdown, for actual code.)
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How do I include a newline character in a string in Delphi?
...phi 2009 (notice the use of AnsiChar and AnsiString). (Line wrap added by me.)
So if you want to make your TLabel wrap, make sure AutoSize is set to true, and then use the following code:
label1.Caption := 'Line one'+sLineBreak+'Line two';
Works in all versions of Delphi since sLineBreak was in...
O(nlogn) Algorithm - Find three evenly spaced ones within binary string
...gorithms test yesterday, and I can't figure out the answer. It is driving me absolutely crazy, because it was worth about 40 points. I figure that most of the class didn't solve it correctly, because I haven't come up with a solution in the past 24 hours.
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