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Elegant solution to duplicate, const and non-const, getters? [duplicate]
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I recall from one of the Effective C++ books that the way to do it is to implement the non-const version by casting away the const from the other function.
It's not particularly pretty, but it is safe. Since the member function c...
How are virtual functions and vtable implemented?
We all know what virtual functions are in C++, but how are they implemented at a deep level?
12 Answers
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Select data from date range between two dates
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As you can see, there are two ways to get things done:
enlist all acceptable options
exclude all wrong options
Obviously, second way is much more simple (only two cases against four).
Your SQL will look like:
SELECT * FROM Product_sales
WHERE NOT (From_date > @RangeTill OR To_d...
Execute combine multiple Linux commands in one line
...rm *.jar && svn co path to repo && mvn compile package install
If one of the commands fails, then all other commands following it won't be executed.
If you want to execute all commands regardless of whether the previous ones failed or not, separate them with semicolons:
cd /my_fo...
Close iOS Keyboard by touching anywhere using Swift
I have been looking all over for this but I can't seem to find it. I know how to dismiss the keyboard using Objective-C but I have no idea how to do that using Swift ? Does anyone know?
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How to list of all the tables defined for the database when using active record?
How do I get a list of all the tables defined for the database when using active record?
5 Answers
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A gentle tutorial to Emacs/Swank/Paredit for Clojure
I am moving to Emacs to work on Clojure /Lisp.
What is all the information I need to setup on Emacs to be able to do the following?
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How to get current foreground activity context in android?
...n of document-centric recents means it can leak person information to the caller. For backwards compatibility, it will still return a small subset of its data: at least the caller's own tasks, and possibly some other tasks such as home that are known to not be sensitive.
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Case insensitive replace
...ld be useful if the to-replace value was passed into a function, so it's really more of a good example than anything else.
– Blair Conrad
Nov 9 '14 at 23:19
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CSS selector for text input fields?
...r IE6 either use IE7.js (as Yi Jiang suggested) or start adding classes to all your text inputs.
Reference: http://www.w3.org/TR/CSS2/selector.html#attribute-selectors
Because it is specified that default attribute values may not always be selectable with attribute selectors, one could try to co...