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PostgreSQL - fetch the row which has the Max value for a column
... hash aggregates terminated
-- by one nested index lookup into lives - on my machine
-- the latter query plan was selected given my memory settings and
-- histogram
SELECT
l1.*
FROM
lives AS l1
INNER JOIN (
SELECT
usr_id,
MAX(time_stamp) AS time_stamp_max
FROM
liv...
Undo working copy modifications of one file in Git?
After the last commit, I modified a bunch of files in my working copy, but I want to undo the changes to one of those files, as in reset it to the same state as the most recent commit.
...
Installing SciPy with pip
...
This solved my issue, thanks! For Mac users, libatlas-base-dev comes with the OS and gfortran can be installed using a package (https://gcc.gnu.org/wiki/GFortranBinariesMacOS)
– robodasha
Aug 11 '15...
Choosing a file in Python with simple Dialog
I would like to get file path as input in my Python console application.
6 Answers
6
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What is the purpose of “android.intent.category.DEFAULT”?
...
I find this answer more helpful to my current situation-understanding intent filters. thank you.
– Neon Warge
Feb 7 '15 at 10:53
add a ...
Why does npm install say I have unmet dependencies?
..._modules', running 'npm cache clean', and then running 'npm install' fixed my issue. I had to run 'npm_install' three times, until i got all dependencies loaded without errors.
– hendrix
Aug 20 '14 at 10:37
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Parsing CSV files in C#, with header
...lt/official/recommended way to parse CSV files in C#? I don't want to roll my own parser.
17 Answers
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Correct way to define C++ namespace methods in .cpp file
... unclear and not easy to understand because you don't know which namespace MyClass belongs to and it's just illogical (class function not in the same namespace?)
Version 1 is right because it shows that in the namespace, you are defining the function.
Version 3 is right also because you used the :...
Difference between initLoader and restartLoader in LoaderManager
...d I use one of the two and why?
That should (hopefully) be clear after my explanations above.
Configuration changes
A LoaderManager retains its state across configuration changes (including orientation changes) so you would think there's nothing left for us to do. Think again...
First of all,...
How to remove all callbacks from a Handler?
I have a Handler from my sub-Activity that was called by the main Activity . This Handler is used by sub-classes to postDelay some Runnables, and I can't manage them. Now, in the onStop event, I need to remove them before finishing the Activity (somehow I called finish() , but it still call ...