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How to evaluate a math expression given in string form?
...ntext with user input. The executed JavaScript can access all Java classes and thus hijack your application without limit.
– Boann
Sep 21 '15 at 11:08
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What is a mutex?
...chicken you cannot speak. You can only indicate that you want the chicken and wait until you get it before you speak. Once you have finished speaking, you can hand the chicken back to the moderator who will hand it to the next person to speak. This ensures that people do not speak over each other...
eval command in Bash and its typical uses
... The 2nd eval is pointless too, because, although there is a parsing step converting $a to its literal string equivalent, there is no indirection (e.g. no referencing via string value of an actual bash noun or bash-held script variable), so it would behave identically as a line of code without the ...
New to unit testing, how to write great tests? [closed]
I'm fairly new to the unit testing world, and I just decided to add test coverage for my existing app this week.
7 Answers
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How can I sort generic list DESC and ASC?
How can I sort generic list DESC and ASC? With LINQ and without LINQ? I'm using VS2008.
5 Answers
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Best way to make Java's modulus behave like it should with negative numbers?
... of the negative values of a, since (a % b) is a negative value between -b and 0, (a % b + b) is necessarily lower than b and positive. The last modulo is there in case a was positive to begin with, since if a is positive (a % b + b) would become larger than b. Therefore, (a % b + b) % b turns it in...
What is the best workaround for the WCF client `using` block issue?
...ng my WCF service clients within a using block as it's pretty much the standard way to use resources that implement IDisposable :
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Database Design for Revisions?
...tribute. This just causes problems down the line, requires surrogate keys and all sorts of other problems.
Design 2 does have problems with schema changes. If you change the Employees table you have to change the EmployeeHistories table and all the related sprocs that go with it. Potentially doub...
How to highlight text using javascript
...diacritic characters, as implemented in mark.js. 3. HTML notations will be converted to the actual characters in the browser DOM, so you also absolutely use them!
– dude
May 24 '16 at 5:30
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What is the difference between ArrayList.clear() and ArrayList.removeAll()?
...h faster since it doesn't have to deal with all those extra method calls.
And as Atrey points out, c.contains(..) increases the time complexity of removeAll to O(n2) as opposed to clear's O(n).
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