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How to “return an object” in C++?

...arameter is just a good way to make your code ugly, and in C++0x you'd actually be hurting yourself by using an out parameter. Just write clean code, return by value. If performance is a problem, profile it (stop guessing), and find what you can do to fix it. It likely won't be returning things fro...
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application/x-www-form-urlencoded or multipart/form-data?

...form-urlencoded, the body of the HTTP message sent to the server is essentially one giant query string -- name/value pairs are separated by the ampersand (&), and names are separated from values by the equals symbol (=). An example of this would be:  MyVariableOne=ValueOne&MyVariableTwo=V...
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Simple way to calculate median with MySQL

...ime finding a simple way of calculating the median. For now, I'm returning all the rows to PHP, doing a sort, and then picking the middle row, but surely there must be some simple way of doing it in a single MySQL query. ...
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Group by & count function in sqlalchemy

...ssion.query(Table.column, func.count(Table.column)).group_by(Table.column).all() share | improve this answer | follow | ...
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Test if a vector contains a given element

... what about getting all appearances, not just the first one? – StatsSorceress Mar 15 '18 at 0:54 ...
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How can I remove an SSH key?

...ove SSH key from gnome-keyring-daemon memory" "Ubuntu: ssh-add -D deleting all identities does not work. Also, why are all identities auto-added?" The exact issue is: ssh-add -d/-D deletes only manually added keys from gnome-keyring. There is no way to delete automatically added keys. This is the ...
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What does do?

...15 Update This answer was posted several years ago and now the question really should be should you even consider using the X-UA-Compatible tag on your site? with the changes Microsoft has made to its browsers (more on those below). Depending upon what Microsoft browsers you support you may not ne...
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Are global variables bad? [closed]

...s to these, it becomes increasingly hard to figure out which functions actually read and write these variables. To understand how the application works, you pretty much have to take into account every function which modifies the global state. That can be done, but as the application grows it will ...
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Emacs mode for Stack Overflow's markdown

I am using Org-mode in Emacs to handle all my technical documentation. I would like to use Emacs to prepare questions that I have for Stack Overflow. Is there an Emacs mode for that, or even better, an extension for Org-mode to handle Stack Overflow formatting? Ideally it should include all formatti...
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Get changes from master into branch in Git

In my repository I have a branch called aq which I'm working on. 13 Answers 13 ...