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Concatenating two std::vectors
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vector1.insert( vector1.end(), vector2.begin(), vector2.end() );
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Is there a function in python to split a word into a list? [duplicate]
Is there a function in python to split a word into a list of single letters? e.g:
7 Answers
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jQuery: select an element's class and id at the same time?
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Tintin81
8,5361717 gold badges6262 silver badges131131 bronze badges
answered Dec 22 '09 at 5:24
cletuscletus
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Command line for looking at specific port
... know I can use netstat to examine all ports but netstat is slow and looking at a specific port probably isn't.
13 Answers
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PostgreSQL return result set as JSON array?
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TL;DR
SELECT json_agg(t) FROM t
for a JSON array of objects, and
SELECT
json_build_object(
'a', json_agg(t.a),
'b', json_agg(t.b)
)
FROM t
for a JSON object of arrays.
List of objects
This section describes how to generate a JSON array of objects, ...
How to join two sets in one line without using “|”
...edited Jun 26 '17 at 12:03
Rishabh Agrahari
2,22311 gold badge1616 silver badges1919 bronze badges
answered Jul 2 '13 at 15:57
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How can I return to a parent activity correctly?
I have 2 activities (A and B) in my android application and I use an intent to get from activity A to activity B. The use of parent_activity is enabled:
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Short form for Java if statement
...me() == null) ? "N/A" : city.getName());
I think you have the conditions backwards - if it's null, you want the value to be "N/A".
What if city is null? Your code *hits the bed in that case. I'd add another check:
name = ((city == null) || (city.getName() == null) ? "N/A" : city.getName());
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What is the difference between .yaml and .yml extension? [duplicate]
...y understood the main difference between them. I saw there are someone using .yaml extension, however, Symfony2 use .yml extension.
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How to convert char to int?
What is the proper way to convert a char to int ?
This gives 49 :
11 Answers
11
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