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argparse: identify which subparser was used [duplicate]
...l "only contain attributes for the main parser and the sub parser that was selected". Unfortunately this may not be enough information to determine which sub parser was used. The documentation recommends using the set_defaults(...) method on the sub parser to solve this problem.
For example, I've a...
Get element type with jQuery
...e type of an element with jQuery? For example, is the element a div, span, select, or input?
7 Answers
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Include only certain file types when searching in Visual Studio
...ite helpful.
Notice how I use *.cs* instead of *.c* since the latter would select jquery custom files such as jquery.custom1234.js (which I usually use in most of my projects), of course if you don't you could just use *.c*.
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Date only from TextBoxFor()
...answer for MVC4 - it allows me to use jquery UI datepicker and formats the selection doing this:@Html.TextBoxFor(m => m.SomeDate, "{0:MM/dd/yyyy}", new { @id="datepicker" })
– ericb
Apr 14 '13 at 18:46
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How to change indentation mode in Atom?
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OS X:
Go to Atom -> prefrences or CMD + ,
Scroll down and select "Tab Length" that you prefer.
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Whether a variable is undefined [duplicate]
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jQuery.val() and .text() will never return 'undefined' for an empty selection. It always returns an empty string (i.e. ""). .html() will return null if the element doesn't exist though.You need to do:
if(page_name != '')
For other variables that don't come from something like jQuery.val(...
Convert array of integers to comma-separated string
...= new int[5] {1,2,3,4,5};
You can use Linq for it
String arrTostr = arr.Select(a => a.ToString()).Aggregate((i, j) => i + "," + j);
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“Cannot start compilation: the output path is not specified for module…”
...what is working today.
The intellj documentation makes it seem like we can select any folder but that's not the case.
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MongoDb query condition on comparing 2 fields
...have a collection T , with 2 fields: Grade1 and Grade2 , and I want to select those with condition Grade1 > Grade2 , how can I get a query like in MySQL?
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How to combine multiple conditions to subset a data-frame using “OR”?
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filter(df, v1 < 0.5 | v2 == "g")
Using sqldf:
library(sqldf)
sqldf('SELECT *
FROM df
WHERE v1 < 0.5 OR v2 = "g"')
Output for the above options:
v1 v2
1 0.26550866 a
2 0.37212390 b
3 0.20168193 e
4 0.94467527 g
5 0.06178627 j
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