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How to read file contents into a variable in a batch file?
...t in this file that ensures there is an accomanying release document in a specific folder.
4 Answers
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Difference between jQuery’s .hide() and setting CSS to display: none
...ich am I better off doing? .hide() is quicker than writing out .css("display", "none") , but what’s the difference and what are both of them actually doing to the HTML element?
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The specified type member 'Date' is not supported in LINQ to Entities Exception
I got a exception while implementing the following statements.
10 Answers
10
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How to create a MySQL hierarchical recursive query
...QL 8+: use the recursive with syntax.
For MySQL 5.x: use inline variables, path IDs, or self-joins.
MySQL 8+
with recursive cte (id, name, parent_id) as (
select id,
name,
parent_id
from products
where parent_id = 19
union all
select p.id,
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jquery find closest previous sibling with class
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Try:
$('li.current_sub').prevAll("li.par_cat:first");
Tested it with your markup:
$('li.current_sub').prevAll("li.par_cat:first").text("woohoo");
will fill up the closest previous li.par_cat with "woohoo".
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How do I remove a single file from the staging area (undo git add)?
Situation: I have a Git repository with files already in the index. I make changes to several files, open Git and add these files to my staging area with "git add ."
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Should I put input elements inside a label element?
Is there a best practice concerning the nesting of label and input HTML elements?
14 Answers
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Why are C character literals ints instead of chars?
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discussion on same subject
"More specifically the integral promotions. In K&R C it was virtually (?)
impossible to use a character value without it being promoted to int first,
so making character constant int in the first place eliminated that step.
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Delete empty lines using sed
I am trying to delete empty lines using sed:
13 Answers
13
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Django filter queryset __in for *every* item in list
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Summary:
One option is, as suggested by jpic and sgallen in the comments, to add .filter() for each category. Each additional filter adds more joins, which should not be a problem for small set of categories.
There is the aggregation appr...