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What is the correct way of using C++11's range-based for?
...
406
Let's start differentiating between observing the elements in the container
vs. modifying them...
Best way to select random rows PostgreSQL
... AS min_id -- minimum id <= current min id
, 5100000 AS id_span -- rounded up. (max_id - min_id + buffer)
)
SELECT *
FROM (
SELECT p.min_id + trunc(random() * p.id_span)::integer AS id
FROM params p
,generate_series(1, 1100) g -- 1000 + ...
Center a column using Twitter Bootstrap 3
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1980
There are two approaches to centering a column <div> in Bootstrap 3:
Approach 1 (offsets)...
View the Task's activity stack
...ctivity:
Activities in Current Activity Manager State:
* TaskRecord{44d07218 #4 A android.task.contacts}
clearOnBackground=true numActivities=2 rootWasReset=true
affinity=android.task.contacts
intent={act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x1060000...
How can I tell if a DOM element is visible in the current viewport?
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answered Sep 24 '08 at 2:40
PrestaulPrestaul
73.5k1010 gold badges7575 silver badges8383 bronze badges
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PostgreSQL database default location on Linux
...:
[root@server1 ~]# ps auxw | grep postgres | grep -- -D
postgres 1535 0.0 0.1 39768 1584 ? S May17 0:23 /usr/local/pgsql/bin/postgres -D /usr/local/pgsql/data
Note that it is possible, though not very frequent, to run two instances of the same PostgreSQL server (same binaries, ...
What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
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edited May 31 '17 at 16:10
Bruiser
11.2k55 gold badges3131 silver badges4444 bronze badges
answered Mar...
OSGi, Java Modularity and Jigsaw
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100
First understand that Jigsaw's primary use case is to modularise the JRE itself. As a secondary...
public friend swap member function
... |
edited Jan 5 at 11:05
Matthew K.
31533 silver badges77 bronze badges
answered Apr 17 '11 at 19:24...
Accessing elements of Python dictionary by index
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