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Get an element by index in jQuery
I have an unordered list and the index of an li tag in that list. I have to get the li element by using that index and change its background color. Is this possible without looping the entire list? I mean, is there any method that could achieve this functionality?
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Remove the last three characters from a string
...ly asked question]
You can use string.Substring and give it the starting index and it will get the substring starting from given index till end.
myString.Substring(myString.Length-3)
Retrieves a substring from this instance. The substring starts at a
specified character position. MSDN
E...
Will strlen be calculated multiple times if used in a loop condition?
... character. I'd think a while loop is more direct and easier to manage the index counter.
– mlibby
Jul 6 '12 at 15:40
2
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Best GUI designer for eclipse? [closed]
... Windows Builder download: eclipse.org/windowbuilder/download.php
– Martin Konicek
Jul 17 '11 at 22:45
1
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Possible to perform cross-database queries with PostgreSQL?
...base. While this seems like unneeded duplication of data, it might help if indexes are required.
This can be done with simple on insert triggers which in turn call dblink to update another copy. There are also full-blown replication options (like Slony) but that's off-topic.
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Grep and Sed Equivalent for XML Command Line Processing
When doing shell scripting, typically data will be in files of single line records like csv. It's really simple to handle this data with grep and sed . But I have to deal with XML often, so I'd really like a way to script access to that XML data via the command line. What are the best tools?
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Django filter versus get for single object?
...ple:
try:
p = Article.objects.order_by('title', 'pub_date')[0]
except IndexError:
p = None
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Case-insensitive search in Rails model
...validates :name, presence: true, uniqueness: {case_sensitive: false}
the index (answer from Case-insensitive unique index in Rails/ActiveRecord?):
execute "CREATE UNIQUE INDEX index_products_on_lower_name ON products USING btree (lower(name));"
I wish there was a more beautiful way to do the fi...
Get key by value in dictionary
...ver name for whatever language). In python, it's a fact that you can still index through the values of the structure to find out the corresponding keys.
– Tropicalrambler
Jun 8 at 2:49
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What is the difference between partitioning and bucketing a table in Hive ?
...a column (example - primary key column). This is similar to the concept of index on primary key column in the RDBMS. In our table, we can take Sales_Id column for bucketing. It will be useful when we need to query the sales_id column.
Below is the syntax for bucketing.
create table sales_table(sal...