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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...
Inserting a PDF file in LaTeX
I am trying to insert a PDF or doc file as an appendix in my LaTeX file. Do you know how I can do this?
6 Answers
...
How to do ToString for a possibly null object?
...n now have a succinct, cast-free version of the orignal method:
string s = myObj?.ToString() ?? "";
Or even using interpolation:
string s = $"{myObj}";
Original Answer:
string s = (myObj ?? String.Empty).ToString();
or
string s = (myObjc ?? "").ToString()
to be even more concise.
Unfortunately, ...
What is Activity.finish() method doing exactly?
... @Laurent onPause() and onStop() are not always called. See my observation in below answer
– Prakash
Sep 10 '15 at 17:40
|
sh...
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 ...
Resize image in PHP
...
Thanks! Forgive my ignorance, but where would that sit in the code that I've already got, and where would the function call sit? Am I right in saying that where I've got my database INSERT, rather than inserting $n, I'd insert $img? Or would...
How to include JavaScript file or library in Chrome console?
...
@Vassilis use my answer bellow (stackoverflow.com/a/57814219/6553339) to avoid this error
– shmulik friedman
Sep 11 '19 at 17:42
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Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]
...o, but I want to open it up further to include all possible Windows/Apache/MySQL/PHP stacks.
5 Answers
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Save plot to image file instead of displaying it using Matplotlib
...the path. You could, for example, put it in a directory like this savefig("mydir/foo.png").
– Hooked
Aug 3 '18 at 13:56
3
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What is the difference between save and export in Docker?
... I already made some images (which was really fun!). Now I want to persist my work and came to the save and export commands, but I don't fully understand them.
...