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jquery .html() vs .append()
...more complicated than that, as jQuery does a bunch of cross-browser checks and various other optimisations. E.g. if you pass just <div></div> to jQuery(), jQuery will take a shortcut and simply do document.createElement('div').
EDIT: To see the sheer quantity of checks that jQuery perfo...
How to randomly select an item from a list?
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Use random.choice()
import random
foo = ['a', 'b', 'c', 'd', 'e']
print(random.choice(foo))
For cryptographically secure random choices (e.g. for generating a passphrase from a wordlist) use secrets.choice()
import secrets
f...
How to recursively download a folder via FTP on Linux [closed]
I'm trying to ftp a folder using the command line ftp client, but so far I've only been able to use 'get' to get individual files.
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Split output of command by columns using Bash?
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And also, the field nunbers will be off if some PID:s are space padded on the left while others are not.
– tripleee
Mar 4 '15 at 14:58
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How to control the line spacing in UILabel
...when put in multiple lines in a UILabel ? We can set the frame, font size and number of lines. I want to reduce the gap between the two lines in that label.
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List comprehension in Ruby
... % 2 == 0 ? x * 3 : nil}.compact
Slightly cleaner, at least to my taste, and according to a quick benchmark test about 15% faster than your version...
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Update a record without first querying?
Lets say I query the database and load a list of items. Then I open one of the items in a detail view form, and instead of re-querying the item out of the database, I create an instance of the item from the datasource in the list.
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How to kill a process running on particular port in Linux?
...omcat /bin directory. But found that the server was not closed properly. And thus I was unable to restart My tomcat is running on port 8080 .
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A more useful statusline in vim? [closed]
I’d like to make my statusline in vim more informative and interesting, and for that I need some ideas. How did you customize your statusline?
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Simulating group_concat MySQL function in Microsoft SQL Server 2005?
... This example worked for me, but I tried doing another aggregation and it didn't work, gave me an error: "the correlation name 'pre_trimmed' is specified multiple times in a FROM clause."
– PhilChuang
Jan 22 '10 at 19:24
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