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How to get subarray from array?
I have var ar = [1, 2, 3, 4, 5] and want some function getSubarray(array, fromIndex, toIndex) , that result of call getSubarray(ar, 1, 3) is new array [2, 3, 4] .
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Implement paging (skip / take) functionality with this query
I have been trying to understand a little bit about how to implement custom paging in SQL, for instance reading articles like this one .
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Forms authentication timeout vs sessionState timeout
I have code that i am looking through regarding session time outs of the website. In the web.config i came across this code.
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How to compare dates in datetime fields in Postgresql?
I have been facing a strange scenario when comparing between dates in postgresql(version 9.2.4 in windows). I have a column in my table say update_date with type 'timestamp without timezone'. Client can search over this field with only date (i.e: 2013-05-03) or date with time (i.e: 2013-05-03 12:20:...
PHP function to build query string from array
I'm looking for the name of the PHP function to build a query string from an array of key value pairs. Please note, I am looking for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php...
How to check if a database exists in SQL Server?
... ideal way to check if a database exists on a SQL Server using TSQL? It seems multiple approaches to implement this.
5 Answ...
How can I tell PyCharm what type a parameter is expected to be?
When it comes to constructors, and assignments, and method calls, the PyCharm IDE is pretty good at analyzing my source code and figuring out what type each variable should be. I like it when it's right, because it gives me good code-completion and parameter info, and it gives me warnings if I try t...
How to define a custom ORDER BY order in mySQL
In MySQL how do I define a custom sorting order.
4 Answers
4
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Convert a row of a data frame to vector
I want to create a vector out of a row of a data frame. But I don't want to have to row and column names. I tried several things... but had no luck.
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Django admin: how to sort by one of the custom list_display fields that has no database field
How could I sort Customers, depending on number_of_orders they have?
3 Answers
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