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Numpy first occurrence of value greater than existing value
I have a 1D array in numpy and I want to find the position of the index where a value exceeds the value in numpy array.
7 A...
Insert a string at a specific index
How can I insert a string at a specific index of another string?
18 Answers
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Is there a way to access an iteration-counter in Java's for-each loop?
...t be a collection at all, and may in fact be something not at all based on indexes (such as a linked list).
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Undo git update-index --assume-unchanged
...do/show dir's/files that are set to assume-unchanged run this:
git update-index --no-assume-unchanged <file>
To get a list of dir's/files that are assume-unchanged run this:
git ls-files -v|grep '^h'
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Clustered vs Non-Clustered
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The distinction between a clustered vs. non-clustered index is that the clustered index determines the physical order of the rows in the database. In other words, applying the clustered index to PersonId means that the rows will be physically sorted by PersonId in the table, all...
Sticky and NON-Sticky sessions
...A, B and C behind the load balancer, it is possible that www.mywebsite.com/index.jsp is served from server A, www.mywebsite.com/login.jsp is served from server B and www.mywebsite.com/accoutdetails.php are served from server C.
Now, if the requests are being served from (physically) 3 different ser...
Shards and replicas in Elasticsearch
... that you just started up. We have no data, therefore we need to create an index.
When you create an index (an index is automatically created when you index the first document as well) you can define how many shards it will be composed of. If you don't specify a number it will have the default numb...
How do I force Postgres to use a particular index?
How do I force Postgres to use an index when it would otherwise insist on doing a sequential scan?
6 Answers
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typecast string to integer - Postgres
...ing into an integer.
Solution
Create a user-defined function inspired by PHP's intval() function.
CREATE FUNCTION intval(character varying) RETURNS integer AS $$
SELECT
CASE
WHEN length(btrim(regexp_replace($1, '[^0-9]', '','g')))>0 THEN btrim(regexp_replace($1, '[^0-9]', '','g'))::intege...
If list index exists, do X
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This doesn't account for negative indexes. The best way I know is try / except IndexError, but it'd be nice to have a concise way to get a bool
– Abram
Aug 6 '19 at 19:55
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