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Why should I learn Lisp? [closed]
...idn't say its only used for AI, I said one of its main uses is AI. Did you read it?
– Justin Bennett
Sep 18 '08 at 12:11
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how to use javascript Object.defineProperty
...e the example above)
get must be a function; its return value is used in reading the property; if not specified, the default is undefined, which behaves like a function that returns undefined
set must be a function; its parameter is filled with RHS in assigning a value to property; if not specifie...
Build the full path filename in Python
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@wontleave: If a filename already has a suffix, with_suffix() will substitute it instead of appending. You want something like Path(dirname, filename2 + suffix)
– Eugene Yarmash
Jun 28 '19 at 8:46
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Post Build exited with code 1
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My reason for the Code 1 was that the target folder was read only. Hope this helps someone!
I had a post build event to do a copy from one directory to another and the destination was read only. So I just went and unchecked the read-only attribute on the directory and all its sub...
Difference between clustered and nonclustered index [duplicate]
...ce it is being stored in the same order as the clustered index itself. So, reading from a clustered index is generally faster than reading from a non-clustered index.
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What does the “yield” keyword do?
...you must understand iterables.
Iterables
When you create a list, you can read its items one by one. Reading its items one by one is called iteration:
>>> mylist = [1, 2, 3]
>>> for i in mylist:
... print(i)
1
2
3
mylist is an iterable. When you use a list comprehension, you...
Cookies vs. sessions
...e of months ago. For the sake of creating a login system for my website, I read about cookies and sessions and their differences (cookies are stored in the user's browser and sessions on the server). At that time, I preferred cookies (and who does not like cookies?!) and just said: "who cares? I don...
Is there a reason that Swift array assignment is inconsistent (neither a reference nor a deep copy)?
I'm reading the documentation and I am constantly shaking my head at some of the design decisions of the language. But the thing that really got me puzzled is how arrays are handled.
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Why not use HTTPS for everything?
...swered May 1 '10 at 0:36
EadwacerEadwacer
1,10077 silver badges1010 bronze badges
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How to retrieve the first word of the output of a command in bash?
... retrieve any word. Index runs from 0 to length-1
Also, you can directly read arrays in a pipe-line:
echo "word1 word2" | while read -a array; do echo "${array[0]}" ; done
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