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Rails 3 execute custom sql query without a model
... row[0]
end
You need to have TinyTds gem installed, since you didn't specify it in your question I didn't use Active Record
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Iterate keys in a C++ map
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If you really need to hide the value that the "real" iterator returns (for example because you want to use your key-iterator with standard algorithms, so that they operate on the keys instead of the pairs), then take a look a...
How to clear MemoryCache?
...ng MemoryCache.Default... MSDN's MemoryCache documentation makes me wonder if disposing and recreating is recommended: "Do not create MemoryCache instances unless it is required. If you create cache instances in client and Web applications, the MemoryCache instances should be created early in the ap...
Where does Chrome store extensions?
... in the place where there are selected from in all Operating Systems.
Ex: If i load a unpacked Extension from E:\Chrome Extension the unpacked Extension is still in the same location
Storage Location for Packed Extensions
Navigate to chrome://version/ and look for Profile Path, it is your default...
How can I check whether a radio button is selected with JavaScript?
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Anyone know if it is possible to chain selectors like this? input[name=gender][type=radio] or input[name=gender,type=radio] just for extra validation?
– Ty_
Nov 17 '15 at 15:26
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How do I finish the merge after resolving my merge conflicts?
... of completing a merge after resolving conflicts is to use 'git commit'.
Now with commands like 'git rebase' and 'git cherry-pick' having a '--continue' option adding such an option to 'git merge' presents a consistent UI.
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Git: fatal: Pathspec is in submodule
...worked for me:
git rm --cached directory
git add directory
This works if you purposefully removed the .git directory because you wanted to add directory to your main git project. In my specific case, I had git cloned an extension and ran git add . without thinking too much. Git decided to creat...
Is it better in C++ to pass by value or pass by constant reference?
...ecially true before the existence of move semantics. The reason is simple: if you passed by value, a copy of the object had to be made and, except for very small objects, this is always more expensive than passing a reference.
With C++11, we have gained move semantics. In a nutshell, move semantics...
How do I convert a String object into a Hash object?
...ver, this requires the same to be true of all of the objects in the hash.
If I start with the hash {:a => Object.new}, then its string representation is "{:a=>#<Object:0x7f66b65cf4d0>}", and I can't use eval to turn it back into a hash because #<Object:0x7f66b65cf4d0> isn't valid ...
How do I change the color of the text in a UIPickerView under iOS 7?
... using the view it passes in reusingView: how do I change it to use a different text color? If I use view.backgroundColor = [UIColor whiteColor]; none of the views show up anymore.
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