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How do I wrap link_to around some html ruby code?
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If you have a more complex path, you can just add in the parameters, missing the initial content, e.g. <%= link_to some_path, method: :post %>
– Obromios
Aug 3 '17 at 22:59
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Cannot push to Heroku because key fingerprint
... the first key by default, causing this problem. The fix is to create specific keys for heroku (not the default) for each account
– Tom Carchrae
Mar 6 '12 at 12:15
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How to Get True Size of MySQL Database?
...ytes means exactly that - it means that amount of space could be reclaimed if you OPTIMIZE the table or rebuild the table from scratch. When databases store information on disks, they allocate it in blocks; deleting a record often frees a block between used blocks, and it's very expensive to shift a...
Using a dictionary to count the items in a list [duplicate]
...by their temperature, and use a multiset to look up all locations at a specific temperature or temperature range, while getting the fast insertions of a set.) Counter merely counts repetitions; distinct values are lost. That's much less useful--it's nothing more than a wrapped dict. I question ca...
deleting rows in numpy array
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@user333700, both of them can short-circuit, just to different things. any short-circuits to true at the first true case detected; all short-circuits to false at the first false case detected. In this case, the short-circuiting should be a draw, but doing the extra not should ma...
jQuery count child elements
...a descendant selector, like this:
var count = $("#selected li").length;
If you have to use .children(), then it's like this:
var count = $("#selected ul").children().length;
You can test both versions here.
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Group By Multiple Columns
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If you're new to grouping with anonymous types the use of the 'new' keyword in this example does the magic.
– Chris
Aug 6 '13 at 15:41
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How to convert float to varchar in SQL Server
I have a float column with numbers of different length and I'm trying to convert them to varchar.
15 Answers
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Error inflating when extending a class
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Thanks a lot! The error message is quite unspecific, which had me stumped for a moment, they should have included the reason (missing constructor overload) in their error message.
– AgentKnopf
Jun 7 '12 at 9:46
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PHP's array_map including keys
...ill only change the values of the array, so the keys won't be what you specified in the question.
You could write a function that fixes the points above yourself if you wanted to, like this:
function mymapper($arrayparam, $valuecallback) {
$resultarr = array();
foreach ($arrayparam as $key =&g...