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What's the opposite of head? I want all but the first N lines of a file
Given a text file of unknown length, how can I read, for example all but the first 2 lines of the file? I know tail will give me the last N lines, but I don't know what N is ahead of time.
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Nested select statement in SQL Server
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"Right, I'm an idiot! Thanks, will accept once allowed." Nah. Just ignorant. Like all of us.
– Lucio Mollinedo
Aug 21 '18 at 14:49
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MongoDB logging all queries
The question is as basic as it is simple... How do you log all queries in a "tail"able log file in mongodb?
15 Answers
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How to list all the available keyspaces in Cassandra?
...y the schema_keyspaces table in the system keyspace. There's also a table called schema_columnfamilies which contains information about all tables.
The DESCRIBE and SHOW commands only work in cqlsh and cassandra-cli.
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How do I clear all options in a dropdown box?
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You can use the following to clear all the elements.
var select = document.getElementById("DropList");
var length = select.options.length;
for (i = length-1; i >= 0; i--) {
select.options[i] = null;
}
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Get all Attributes from a HTML element with Javascript/jQuery
I want to put all attributes in a Html element into an array:
like i have a jQuery Object, whichs html looks like this:
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Rails 3: I want to list all paths defined in my rails application
I want to list all defined helper path functions (that are created from routes) in my rails 3 application, if that is possible.
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Making Maven run all tests, even when some fail
I have a project with several modules. When all tests pass, Maven test runs them all.
5 Answers
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How to gzip all files in all sub-directories into one compressed file in bash
This post describes how to gzip each file individually within a directory structure. However, I need to do something slightly different. I need to produce one big gzip file for all files under a certain directory. I also need to be able to specify the output filename for the compressed file (e.g., ...
What are all codecs and formats supported by FFmpeg?
... That would only be a list of formats supported by a specific build/installation of FFmpeg. There are a very wide range of FFmpeg builds in use.
– mikerobi
Oct 5 '11 at 19:02
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