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Efficient string concatenation in C++
...ly will have much better efficiency simply by using operator += instead.
Now after that disclaimer, I will answer your actual question...
The efficiency of the STL string class depends on the implementation of STL you are using.
You could guarantee efficiency and have greater control yourself by...
How to make/get a multi size .ico file? [closed]
...s open apps are shown when using Alt-Tab). Once I have that .ico file, I know how to use it within my widget toolkit to get this effect, but I don't know how to get it.
...
What is in your Mathematica tool bag? [closed]
We all know that Mathematica is great, but it also often lacks critical functionality. What kind of external packages / tools / resources do you use with Mathematica?
...
Homebrew install specific version of formula?
...Library/Formula/postgresql.rb
$ brew install postgresql
# … installing
Now that the older postgresql version is installed, we can re-install the latest formula in order to keep our repository clean:
$ git checkout -- Library/Formula/postgresql.rb
brew switch is your friend to change between t...
NuGet auto package restore does not work with MSBuild
...n't dated that I can see and I don't see how it says it is not recommended now? I'm on VS2013 and that button appears to work fine. I did not have the problem referenced, "So, you clicked "Enable Nuget Package Restore" and now your stuff doesn't build. The steps to fix it are painful, but less painf...
What is the difference between Sublime text and Github's Atom [closed]
... @emrah Yes. Sublime Text is written in C++ and Python. (even google knows that) :P
– pradyunsg
May 16 '15 at 14:33
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Group by multiple columns in dplyr, using string vector input
...as the expression is wrapped in a call to vars().
– knowah
Aug 15 '19 at 14:13
@Khashir yes, this answer still works @...
What is the significance of load factor in HashMap?
...crease the likelyhood of hash collisions? -- The hashing algorithm has no knowledge of how many items are in the map or how often it acquires new storage "buckets", etc. For any set of objects of the same size, regardless of how they are stored, you should have the same probability of repeated hash...
Eclipse HotKey: how to switch between tabs?
...l confirms:
oh wow, selecting "Editing Java Source" actually worked!
Now, unfortunately this means that I'm SOL if I nav into a non-Java file (JSP, XML, JS, etc.).
The fix for this is to "copy command" for this pair, and select all the "whens" that I want.
So far it's at least working beau...
Can I tell the Chrome script debugger to ignore jquery.js?
...
Blackboxing JS files is now possible in Firefox
https://developer.mozilla.org/en-US/docs/Tools/Debugger
And in Chrome Canary using Experimental Dev tools.
http://www.divshot.com/blog/tips-and-tricks/ignoring-library-code-while-debugging-in-chrome/
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