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Map over object preserving keys
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it looks to me like you're making an OBJECT into an object, or am i out of my mind?
– jsh
Sep 28 '15 at 18:22
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How do I get the last day of a month?
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The last day of the month you get like this, which returns 31:
DateTime.DaysInMonth(1980, 08);
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What's the opposite of head? I want all but the first N lines of a file
...r example all but the first 2 lines of the file? I know tail will give me the last N lines, but I don't know what N is ahead of time.
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No generic implementation of OrderedDictionary?
There doesn't appear to be a generic implementation of OrderedDictionary (which is in the System.Collections.Specialized namespace) in .NET 3.5. Is there one that I'm missing?
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Check/Uncheck checkbox with JavaScript (jQuery or vanilla)?
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Javascript:
// Check
document.getElementById("checkbox").checked = true;
// Uncheck
document.getElementById("checkbox").checked = false;
jQuery (1.6+):
// Check
$("#checkbox").prop("checked", true);
// Uncheck
$("#checkbox").prop("checked", fals...
Get current URL with jQuery?
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To get the path, you can use:
var pathname = window.location.pathname; // Returns path only (/path/example.html)
var url = window.location.href; // Returns full URL (https://example.com/path/example.html)
var origin = window.location.origin; // Returns...
How to discard all changes made to a branch?
...ry version. I thought git checkout design would do it, but it just tells me I'm already in branch design and that I have 3 modified files.
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Multiplication on command line terminal
I'm using a serial terminal to provide input into our lab experiment. I found that using
8 Answers
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How to print a groupby object
... __iter__(）also works. It returns Generator yielding sequence of (name, subsetted object) for each group
– Jeremy Z
Apr 27 '18 at 5:44
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Is there shorthand for returning a default value if None in Python? [duplicate]
In C#, I can say x ?? "" , which will give me x if x is not null, and the empty string if x is null. I've found it useful for working with databases.
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