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Regarding 'main(int argc, char *argv[])' [duplicate]
... to use the good ol' terminal where an user could type cat file. Here the word cat is a program that takes a file and outputs it to standard output (stdout).
The program receives the number of arguments in argc and the vector of arguments in argv, in the above the argument count would be two (The p...
Is there a regular expression to detect a valid regular expression?
... # end of string
/
This is a recursive regex, and is not supported by many regex engines. PCRE based ones should support it.
Without whitespace and comments:
/^((?:(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|\((?:\?[:=!]|\?<[=!]|\?>)?(?1)??\)|\(\?(?:...
CSS3's border-radius property and border-collapse:collapse don't mix. How can I use border-radius to
Edit - Original Title: Is there an alternative way to achieve border-collapse:collapse in CSS (in order to have a collapsed, rounded corner table)?
...
Is it possible to pass a flag to Gulp to have it run tasks in different ways?
Normally in Gulp tasks look like this:
11 Answers
11
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Java compile speed vs Scala compile speed
I've been programming in Scala for a while and I like it but one thing I'm annoyed by is the time it takes to compile programs. It's seems like a small thing but with Java I could make small changes to my program, click the run button in netbeans, and BOOM, it's running, and over time compiling in ...
What's the best way of implementing a thread-safe Dictionary?
... inside the class. You will need to be careful with any events you expose or add, making sure that they get invoked outside of any locks.
public class SafeDictionary<TKey, TValue>: IDictionary<TKey, TValue>
{
private readonly object syncRoot = new object();
private Dictionary&l...
Is a Java string really immutable?
...e it using its public API.
What you are doing here is circumventing the normal API, using reflection. The same way, you can change the values of enums, change the lookup table used in Integer autoboxing etc.
Now, the reason s1 and s2 change value, is that they both refer to the same interned stri...
XPath contains(text(),'some string') doesn't work when used with node with more than one Text subnod
...on was
//*[contains(text(),'ABC')]
To break this down,
* is a selector that matches any element (i.e. tag) -- it returns a node-set.
The [] are a conditional that operates on each individual node in that node set. It matches if any of the individual nodes it operates on match the conditions i...
Finding JavaScript memory leaks with Chrome
...on in this sample, everything will be cleaned up and there should be no memory leaks.
8 Answers
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Exception messages in English?
...le. However, they are written in the culture of the client. And Turkish errors don't mean a lot to me.
16 Answers
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