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How can I list the contents of a directory in Python?
...go, pathlib has been added to Python. My preferred way to list a directory now usually involves the iterdir method on Path objects:
from pathlib import Path
print(*Path("/home/username/www/").iterdir(), sep="\n")
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Converting Integer to Long
...though you can convert from int to long. For an individual value which is known to be a number and you want to get the long value, you could use:
Number tmp = getValueByReflection(inv.var1(), classUnderTest, runtimeInstance);
Long value1 = tmp.longValue();
For arrays, it will be trickier...
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In which language are the Java compiler and JVM written?
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@devdimi the link is broken and now resides at: stroustrup.com/applications.html
– flup
Jul 13 '13 at 11:25
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jQuery post() with serialize and extra data
...) and add the missing data:
var data = $('#myForm').serializeObject();
// now add some additional stuff
data['wordlist'] = wordlist;
$.post('/page.php', data);
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Clicking URLs opens default browser
I have loaded an external URL in my WebView . Now what I need is that when the user clicks on the links on the page loaded, it has to work like a normal browser and open the link in the same WebView . But it's opening the default browser and loading the page there?
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Printing the last column of a line in a file
...e column may not appear in the window that raw tail gives you. Unless you know it is going to appear with a certain frequency, it would be safer to awk '/A1/ {print $NF}' file | tail -n1.
– Mitchell Tracy
Feb 8 '19 at 16:28
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How to check if a line is blank using regex
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excellent the codes now executes from 1.6sec to >1sec Thank you.
– Adnan
Jun 10 '10 at 8:57
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What does PermGen actually stand for?
I know what PermGen is, what it's used for, why it fails, how to increase it etc.
8 Answers
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How do I toggle an element's class in pure JavaScript?
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Thank you so much! It's working now :) I add more option for loop: var All = document.querySelectorAll('.menu'); for (var i = 0; i < All.length; i++){ All[i].classList.toggle('hidden-phone'); }
– Blue Tra...
Extracting the last n characters from a ruby string
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You are missing .join - now it returns an array of strings. Instead it should be "123".split(//).last(5).join (Ruby 2.0.0)
– Pavel Nikolov
Jul 10 '13 at 13:47
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