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Why does this async action hang?
I have a multi-tier .Net 4.5 application calling a method using C#'s new async and await keywords that just hangs and I can't see why.
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Disable browsers vertical and horizontal scrollbars
...).css("overflow", "hidden");
and
$("body").css("overflow", "auto");
somewhere in your code.
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getActionBar() returns null
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Can use getSupportActionBar() instead of getActionBar() method.
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How to find duplicates in 2 columns not 1
I have a MySQL database table with two columns that interest me. Individually they can each have duplicates, but they should never have a duplicate of BOTH of them having the same value.
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“The page you are requesting cannot be served because of the extension configuration.” error message
I'm getting this error message when trying to run my application. I don't know how to fix it:
19 Answers
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No submodule mapping found in .gitmodule for a path that's not a submodule
...er to avoid the "No submodule mapping found in .gitmodules for path" error message.
You can check all the entries in the index which are referencing submodules:
git ls-files --stage | grep 160000
Previous answer (November 2010)
It is possible that you haven't declared your initial submodule c...
How to hide first section header in UITableView (grouped style)
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I have a workaround that seems reasonably clean to me. So I'm answering my own question.
Since 0 as the first section header's height doesn't work, I return 1. Then I use the contentInset to hide that height underneath the navigation bar.
Objective-C:
- (CGFloat) tableView...
Singular or plural controller and helper names in Rails
Is there any disadvantage to using singular names for controllers and helpers? Nothing seems to rely on this. It even seems helpers don't have to make the same choice about singular vs. plural as their corresponding controllers, at least according to my limited experimentation. Is that true?
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Failed loading english.pickle with nltk.data.load
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I had this same problem. Go into a python shell and type:
>>> import nltk
>>> nltk.download()
Then an installation window appears. Go to the 'Models' tab and select 'punkt' from under the 'Identifier' column. Then cli...
How can I change the version of npm using nvm?
...[your-version]/lib/node_modules/npm.
I just installed node 4.2.2, which comes with npm 2.14.7, but I want to use npm 3. So I did:
cd ~/.nvm/versions/node/v4.2.2/lib
npm install npm
Easy!
And yes, this should work for any module, not just npm, that you want to be "global" for a specific version ...