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How to validate IP address in Python? [duplicate]
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Hmm, seems to accept things like "4" and "192.168" and silently pads the rest with zeros. Technically valid, I'm sure, but not quite what I expected.
– krupan
Nov 25 '08 at 23:58
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How to quickly edit values in table in SQL Server Management Studio?
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4 Answers
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Active
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Discard Git Stash Pop
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edited May 23 '17 at 11:47
Community♦
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answered Nov 18 '13 at 0:30
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How to cast an object in Objective-C
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answered Mar 27 '09 at 17:40
Jim PulsJim Puls
69.3k1010 gold badges6969 silver badges7878 bronze badges
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glVertexAttribPointer clarification
...nable all the attributes beforehand. Let's say you define the attributes 0-4 as I have them listed. You would enable all of them like so:
for (int i = 0; i < 5; i++)
glEnableVertexAttribArray(i);
And then you would have to bind different VBOs for each attribute (unless you store them all i...
Cocoapods staying on “analyzing dependencies”
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4 Answers
4
Active
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Query for array elements inside JSON type
...ed answer:
Query for element of array in JSON column
jsonb in Postgres 9.4+
Use the equivalent jsonb_array_elements().
Better yet, use the new "contains" operator @> (best in combination with a matching GIN index on the expression data->'objects'):
CREATE INDEX reports_data_gin_idx ON report...
How to remove last n characters from every element in the R vector
..._bar","bar_foo","apple","beer")
a = data.frame("data"=char_array,"data2"=1:4)
a$data = substr(a$data,1,nchar(a$data)-3)
a should now contain:
data data2
1 foo_ 1
2 bar_ 2
3 ap 3
4 b 4
share
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The type 'string' must be a non-nullable type in order to use it as parameter T in the generic type
... Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
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jQuery map vs. each
...u can potentially waste a lot of memory.
For example:
var items = [1,2,3,4];
$.each(items, function() {
alert('this is ' + this);
});
var newItems = $.map(items, function(i) {
return i + 1;
});
// newItems is [2,3,4,5]
You can also use the map function to remove an item from an array. For...