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How to attach debugger to iOS app after launch?
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125
Attach your device connected your Mac
Debug > Attach to Process by PID or Name
In the dial...
Update multiple rows in same query using PostgreSQL
...izable:
update test as t set
column_a = c.column_a
from (values
('123', 1),
('345', 2)
) as c(column_b, column_a)
where c.column_b = t.column_b;
You can add as many columns as you like:
update test as t set
column_a = c.column_a,
column_c = c.column_c
from (values
('12...
How to index into a dictionary?
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110
Dictionaries are unordered in Python versions up to and including Python 3.6. If you do not c...
Pythonic way to add datetime.date and datetime.time objects
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1 Answer
1
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Differences in boolean operators: & vs && and | vs ||
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11 Answers
11
Active
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How to sort an array of objects with jquery or javascript [duplicate]
...se();
var bName = b.name.toLowerCase();
return ((aName < bName) ? -1 : ((aName > bName) ? 1 : 0));
}
array.sort(SortByName);
share
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MongoDB: How to query for records where field is null or not set?
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171
If the sent_at field is not there when its not set then:
db.emails.count({sent_at: {$exists: ...
Create dynamic URLs in Flask with url_for()
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answered Sep 20 '11 at 0:02
FogleBirdFogleBird
61.9k2323 gold badges117117 silver badges127127 bronze badges
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Difference between float and double in php?
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155
There is no difference in PHP. float, double or real are the same datatype.
At the C level, e...