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How to join multiple lines of file names into one with custom delimiter?
I would like to join the result of ls -1 into one line and delimit it with whatever i want.
22 Answers
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Getting thread id of current method call
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And how does one grab that name and number? name returns empty description even for main and number is nowhere to be found
– Hari Karam Singh
Oct 17 '17 at 11:24
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Modifying a subset of rows in a pandas dataframe
Assume I have a pandas DataFrame with two columns, A and B. I'd like to modify this DataFrame (or create a copy) so that B is always NaN whenever A is 0. How would I achieve that?
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Is returning by rvalue reference more efficient?
...ptimization). Now, you can do the following
Beta_ab ab = others.toAB();
And it will move construct the temporary into ab, or do RVO to omit doing a move or copy altogether. I recommend you to read BoostCon09 Rvalue References 101 which explains the matter, and how (N)RVO happens to interact with ...
How do you decompile a swf file [closed]
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this website is buggy now and doesnt show the code anymore, is there any other good one ?
– Osa
Sep 14 '12 at 12:34
3
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Test if something is not undefined in JavaScript
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response[0] is not defined, check if it is defined and then check for its property title.
if(typeof response[0] !== 'undefined' && typeof response[0].title !== 'undefined'){
//Do something
}
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How to get error message when ifstream open fails
... another system call triggers an error between the execution of the f.open and use of errno.
On system with POSIX standard:
errno is thread-local; setting it in one thread does not affect its
value in any other thread.
Edit (thanks to Arne Mertz and other people in the comments):
e.wha...
Array extension to remove object by value
...gotta love Swift (2). I really like how with time more things get possible and stuff gets simplified
– Kametrixom
Jun 28 '15 at 21:25
1
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android edittext onchange listener
...r if the user presses the done button (this depends on your implementation and on what fits the best for you).
Second, you can't get an EditText instance within the TextWatcher only if you have declared the EditText as an instance object. Even though you shouldn't edit the EditText within the TextW...
How can I convert JSON to a HashMap using Gson?
...ion to generically deserialize nested JSON to a Map<String, Object>, and found nothing.
The way my yaml deserializer works, it defaults JSON objects to Map<String, Object> when you don't specify a type, but gson doesn't seem to do this. Luckily you can accomplish it with a custom deser...