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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
... least (doesn't appear to be in POSIX).
As jleedev pointed out: sort -R might also be an option. On some systems at least; well, you get the picture. It has been pointed out that sort -R doesn't really shuffle but instead sort items according to their hash value.
[Editor's note: sort -R almost shu...
What character to use to put an item at the end of an alphabetic list?
...pend ' _ ' to the item I want in first position.
Is there some sort of magical character I could use to put an item at the end of the list?
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Linq: GroupBy, Sum and Count
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I don't understand where the first "result with sample data" is coming from, but the problem in the console app is that you're using SelectMany to look at each item in each group.
I think you just want:
List<ResultLine> result = Lines
.GroupBy(l => l.ProductCode)
.Select(cl ...
How can I get the timezone name in JavaScript?
I know how to get the timezone offset, but what I need is the ability to detect something like "America/New York." Is that even possible from JavaScript or is that something I am going to have to guestimate based on the offset?
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get list of pandas dataframe columns based on data type
If I have a dataframe with the following columns:
12 Answers
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Java; String replace (using regular expressions)?
As part of a project for school, I need to replace a string from the form:
12 Answers
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How to deal with INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES without uninstall?
...means the new copy of your application (on your development machine) was signed with a different signing key than the old copy of your application (installed on the device/emulator). For example, if this is a device, you might have put the old copy on from a different development machine (e.g., some...
What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?
I'm curious about the purpose of the methods getItem and getItemId in the class Adapter in the Android SDK.
6 Answers
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How can I convert string to datetime with format specification in JavaScript?
How can I convert a string to a date time object in javascript by specifying a format string?
15 Answers
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What's the yield keyword in JavaScript?
...bout it. Can someone explain me (or recommend a site that explains) its usage and what it is used for?
14 Answers
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