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Compelling examples of custom C++ allocators?
What are some really good reasons to ditch std::allocator in favor of a custom solution? Have you run across any situations where it was absolutely necessary for correctness, performance, scalability, etc? Any really clever examples?
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How do I create a category in Xcode 6 or higher?
... and hidden everything under Objective-C or I think that they did. I personally don't get why Swift was added, Objective-C is such a beautiful and expressive language once you get to know it... It's Objects on top of C... Perrrfect
– unom
Aug 27 '14 at 18:07
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How to concatenate two strings to build a complete path
...r -p $SUBFOLD2
And if you want to use readline so you get completion and all that, add a -e to the call to read:
read -e -p "Enter a directory: " BASEPATH
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No connection could be made because the target machine actively refused it?
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If this happens always, it literally means that the machine exists but that it has no services listening on the specified port, or there is a firewall stopping you.
If it happens occasionally - you used the word "sometimes" - and retrying succeeds, it is l...
How to run Conda?
I installed Anaconda and can run Python, so I assume that I installed it correctly. Following this introductory documentation , I am trying to install Python v3.3, so I am copying and pasting the following line into my console:
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Rolling back local and remote git repository by 1 commit
... would suggest something that doesn't rewrite the history:
git revert locally your last commit (creating a new commit that reverses what the previous commit did)
push the 'revert' generated by git revert.
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bash: mkvirtualenv: command not found
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Solution 1:
For some reason, virtualenvwrapper.sh installed in /usr/bin/virtualenvwrapper.sh, instead of under /usr/local/bin.
The following in my .bash_profile works...
source "/usr/bin/virtualenvwrapper.sh"
export WORKON_HOME="/opt/virtual_env/"
My install seems to work fi...
Programmatically align a toolbar on top of the iPhone keyboard
...putAccessoryView property, which you can set to any view, that is automatically displayed above and animated with the keyboard.
Note that the view you use should neither be in the view hierarchy elsewhere, nor should you add it to some superview, this is done for you.
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CSS table-cell equal width
...eems like the answer. I don't know why but if I set the width to 2% it actually scrunges up each column into 2%. But 100% seems to work great. Any idea what's going on there?
– Harry
May 10 '12 at 2:07
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Can Go compiler be installed on Windows?
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There are now installers for Windows, see Go under Windows
HelloWorld.go
package main
func main() {
println("Hello World!");
}
Compile with 8g, link with 8l and then execute. Example:
8g HelloWorld.go
8l -o HelloWorld.exe HelloWorld....