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How to get string objects instead of Unicode from JSON?
...unicode strings, then recurses through the entire decoded value to convert all strings to byte strings. This has a couple of undesirable effects:
A copy of the entire decoded structure gets created in memory
If your JSON object is really deeply nested (500 levels or more) then you'll hit Python's ...
Count number of records returned by group by
...his to DISTINCT COUNT() OVER(), and the query performance improved dramatically.
– Joe Aldrich
Sep 20 '17 at 13:33
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show 3 more comments
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Split string in Lua?
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Here is my really simple solution. Use the gmatch function to capture strings which contain at least one character of anything other than the desired separator. The separator is **any* whitespace (%s in Lua) by default:
function mysplit ...
RGB to hex and hex to RGB
...], 16)
} : null;
}
alert(hexToRgb("#0033ff").g); // "51";
Finally, an alternative version of rgbToHex(), as discussed in @casablanca's answer and suggested in the comments by @cwolves:
function rgbToHex(r, g, b) {
return "#" + ((1 << 24) + (r << 16) + (g << 8)...
How do I make a branch point at a specific commit? [duplicate]
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You can make master point at 1258f0d0aae this way:
git checkout master
git reset --hard 1258f0d0aae
But you have to be careful about doing this. It may well rewrite the history of that branch. That would create problems if you have published it and other ...
How to unmount a busy device
...ared drives (from a SQL table) and mount them in a special directory where all users can access them.
11 Answers
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Difference between null and empty (“”) Java String
... String("");
System.out.println(a==b);
That would output false because I allocated two different objects, and a and b point to different objects.
However, a.equals(b) in this case would return true, because equals for Strings will return true if and only if the argument String is not null and rep...
C# Pass Lambda Expression as Method Parameter
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Use a Func<T1, T2, TResult> delegate as the parameter type and pass it in to your Query:
public List<IJob> getJobs(Func<FullTimeJob, Student, FullTimeJob> lambda)
{
using (SqlConnection connection = new SqlConn...
How to override the copy/deepcopy operations for a Python object?
...ully, but this is the first time I've actually gone about overloading the __copy__ and __deepcopy__ methods. I've already Googled around and looked through the built-in Python modules to look for instances of the __copy__ and __deepcopy__ functions (e.g. sets.py , decimal.py , and fracti...
Java Stanford NLP: Part of Speech labels?
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A really great reference to this is Erwin R. Komen's List and Explanation of Parts of Speech Tags. Also of interest may be Komen's Research in English and Komen's homepage, erwinkomen.ruhosting.nl
– CoolHand...