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What is copy-on-write?
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I was going to write up my own explanation but this Wikipedia article pretty much sums it up.
Here is the basic concept:
Copy-on-write (sometimes referred to as "COW") is an optimization strategy used in computer programming. ...
Is returning null bad design? [closed]
I've heard some voices saying that checking for a returned null value from methods is bad design. I would like to hear some reasons for this.
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How does one escape backslashes and forward slashes in VIM find/search?
For instance, if I wanted to a find and replace with strings containing backward or forward slashes, how would this be accomplished in vim? Thank you!
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How to Display Selected Item in Bootstrap Button Dropdown Title
I am using the bootstrap Dropdown component in my application like this:
14 Answers
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Firefox session cookies
Generally speaking, when given a cookie that has no expiration period, modern browsers will consider this cookie to be a 'session cookie', they will remove the cookie at the end of the browsing session (generally when the browser instance closes).
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Which regular expression operator means 'Don't' match this character?
...se negated character classes to exclude certain characters: for example [^abcde] will match anything but a,b,c,d,e characters.
Instead of specifying all the characters literally, you can use shorthands inside character classes: [\w] (lowercase) will match any "word character" (letter, numbers and u...
Core dumped, but core file is not in the current directory?
While running a C program, It says "(core dumped)" but I can't see any files under the current path.
12 Answers
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Mod in Java produces negative numbers [duplicate]
...I get 1 as the result of -1 % 2 .
What do I have to do to get the same behavior in Java with the modulo function?
5 Ans...
BackgroundWorker vs background Thread
I have a stylistic question about the choice of background thread implementation I should use on a windows form app. Currently I have a BackgroundWorker on a form that has an infinite (while(true)) loop. In this loop I use WaitHandle.WaitAny to keep the thread snoozing until something of inter...
Batch script: how to check for admin rights
How do I check if the current batch script has admin rights?
27 Answers
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