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How can I combine multiple rows into a comma-delimited list in Oracle? [duplicate]
..._name , ','), 2) csv
FROM (SELECT country_name , ROW_NUMBER () OVER (ORDER BY country_name ) rn,
COUNT (*) OVER () cnt
FROM countries)
WHERE rn = cnt
START WITH rn = 1
CONNECT BY rn = PRIOR rn + 1;
CSV ...
What are the differences between git branch, fork, fetch, merge, rebase and clone?
... there needs to be a way to 'know' about those branches and their names in order to be able to pull them down locally. This is done via a git fetch which will get all new and changed branches into the locally repository using the tracking branches (e.g., origin/). Once fetched, one can git branch ...
capturing self strongly in this block is likely to lead to a retain cycle
...etter read from right to left. Declaring SomeType* __weak variable in this order reads more naturally from right to left as: variable is a weak pointer to SomeType.
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Chaining multiple MapReduce jobs in Hadoop
...ntifying dependent things and 'executing' them in dependency (topological) order.
Or you can use a Cascade (and MapReduceFlow) in Cascading ( http://www.cascading.org/ ). A future version will support Riffle annotations, but it works great now with raw MR JobConf jobs.
A variant on this is to not ...
How do you remove duplicates from a list whilst preserving order?
... a built-in that removes duplicates from list in Python, whilst preserving order? I know that I can use a set to remove duplicates, but that destroys the original order. I also know that I can roll my own like this:
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URL rewriting with PHP
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Rspec: “array.should == another_array” but without concern for order
...o compare arrays and make sure that they contain the same elements, in any order. Is there a concise way to do this in RSpec?
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Grouped LIMIT in PostgreSQL: show the first N rows for each group?
I need to take the first N rows for each group, ordered by custom column.
5 Answers
5
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multi-step registration process issues in asp.net mvc (split viewmodels, single model)
...he step 2 view you could use the Html.Serialize helper from MVC futures in order to serialize step 1 into a hidden field inside the form (sort of a ViewState if you wish):
@using (Html.BeginForm("Step2", "Wizard"))
{
@Html.Serialize("Step1", Model.Step1)
@Html.EditorFor(x => x.Step2)
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What is the template binding vs binding?
I could not understand BorderThickness="{TemplateBinding BorderThickness} .
Here the code:
4 Answers
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