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Extract substring in Bash
Given a filename in the form someletters_12345_moreleters.ext , I want to extract the 5 digits and put them into a variable.
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Finding differences between elements of a list
... how does one find differences between every ( i )-th elements and its ( i+1 )-th?
10 Answers
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How to write a JSON file in C#?
...t;data> _data = new List<data>();
_data.Add(new data()
{
Id = 1,
SSN = 2,
Message = "A Message"
});
string json = JsonConvert.SerializeObject(_data.ToArray());
//write string to file
System.IO.File.WriteAllText(@"D:\path.txt", json);
Or the slightly more efficient version of...
Matplotlib: draw grid lines behind other graph elements
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125
According to this - http://matplotlib.1069221.n5.nabble.com/axis-elements-and-zorder-td5346.ht...
UITableView + Add content offset at top
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edited Nov 15 '18 at 0:40
Santiago Prieto
3555 bronze badges
answered Jul 7 '10 at 3:04
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include external .js file in node.js app
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100
To place an emphasis on what everyone else has been saying var foo in top level does not creat...
How do you push just a single Git branch (and no other branches)?
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answered May 4 '09 at 13:57
cpjolicoeurcpjolicoeur
11.8k77 gold badges4242 silver badges5858 bronze badges
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How to use enum values in f:selectItem(s)
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210
JSF has a builtin converter for enum, so this should do:
@ManagedBean
@ApplicationScoped
publi...
Rails formatting date
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Use
Model.created_at.strftime("%FT%T")
where,
%F - The ISO 8601 date format (%Y-%m-%d)
%T - 24-hour time (%H:%M:%S)
Following are some of the frequently used useful list of Date and Time formats that you could specify in strftime method:
Date (Year, Month, Day):
%Y - Year with cent...
How to apply a Git patch to a file with a different name and path?
...it the changes and create a patch from that commit with git format-patch -1 HEAD . Now, I have a second repository that contains a file that has the same contents as hello.test but is placed in a different directory under a different name: ./blue/red/hi.test . How do I go about applying the aforem...