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What is the fastest substring search algorithm?
...e one that performs best with your data.
Boyer-Moore uses a bad character table with a good suffix table.
Boyer-Moore-Horspool uses a bad character table.
Knuth-Morris-Pratt uses a partial match table.
Rabin-Karp uses running hashes.
They all trade overhead for reduced comparisons to a differen...
UITableView Cell selected Color?
I have created a custom UITableViewCell . The table view is showing data fine. What I am stuck in is when user touches cell of tableview, then I want to show the background color of the cell other than the default [blue color] values for highlighting the selection of cell.
I use this code but nothi...
How to find Unused Amazon EC2 Security groups
...EC2 security groups.
I store the group-id, group-name and description in a tabled called “groups” in a MySQL database called aws_security_groups on the localhost. The total number of groups found is reported to the user.
Get a list of all security groups associated with each of the following se...
What is the difference between MOV and LEA?
...is answer is basically wrong because the question is asking about MOV AX, [TABLE-ADDR], which is a load. So there is a major difference. The equivalent instruction is mov ax, OFFSET table_addr
– Peter Cordes
Feb 27 '18 at 23:56
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Get notified when UITableView has finished asking for data?
Is there some way to find out when a UITableView has finished asking for data from its data source?
18 Answers
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Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
...ot match) an arbitrary selector ? For example, I want to select every odd table row, but within a subset of the rows:
7 An...
How can I make a div not larger than its contents?
... if someone wonders : one can then center the parent of the table by setting "text-align:center" on it's parent and "text-align:left" on it (e.g. <body style="text-align:center"><span style="text-align:left; display:inline-block;"><table>...</table></span>...
What is the optimal length for user password salt? [closed]
...ices for how long the salt should be? I'll be storing the salt in my user table, so I would like the best tradeoff between storage size and security. Is a random 10 character salt enough? Or do I need something longer?
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MySQL remove all whitespaces from the entire column
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To replace all spaces :
UPDATE `table` SET `col_name` = REPLACE(`col_name`, ' ', '')
To remove all tabs characters :
UPDATE `table` SET `col_name` = REPLACE(`col_name`, '\t', '' )
To remove all new line characters :
UPDATE `table` SET `col_name` = REP...
How to COUNT rows within EntityFramework without loading contents?
I'm trying to determine how to count the matching rows on a table using the EntityFramework.
7 Answers
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