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Command line for looking at specific port
...-n ensures all ports will be numerical, i.e. not returned as translated to service names.
-a will ensure you search all connections (TCP, UDP, listening...)
In the find string you must include the colon, as the port qualifier, otherwise the number may match either local or foreign addresses.
You ...
Generating Guids in Ruby
I have problem that is really easily solved with Guids.
10 Answers
10
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How to get a string after a specific substring?
...("world",1)[1]
split takes the word(or character) to split on and optionally a limit to the number of splits.
In this example split on "world" and limit it to only one split.
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Why hasn't functional programming taken over yet?
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Because all those advantages are also disadvantages.
Stateless programs; No side effects
Real-world programs are all about side effects and mutation. When the user presses a button it's because they want something to happen. Wh...
How do I print the type of a variable in Rust?
...r
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= note: expected type `()`
found type `{float}`
Or call an invalid method:
let mut my_number = 32.90;
my_number.what_is_this();
error[E0599]: no method named `what_is_this` found for type `{float}` in the current scope
--> src/main.rs:3:15
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3 | my_number.what_is_...
Using Excel OleDb to get sheet names IN SHEET ORDER
...ABLE_NAME"].ToString();
i++;
}
// Loop through all of the sheets if you want too...
for(int j=0; j < excelSheets.Length; j++)
{
// Query each excel sheet.
}
return excelSheets;
}
catch(Exception ex)
{
return ...
Where do I find old versions of Android NDK? [closed]
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@stoiczek: The older NDKs didn't have all the builds the newer do. r8b probably didn't have 64-bit darwin build.
– Jan Hudec
Jan 9 '14 at 8:26
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PostgreSQL: How to change PostgreSQL user password?
... md5
Then restart the server:
$ sudo service postgresql restart
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Change MySQL default character set to UTF-8 in my.cnf?
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The above my.cnf settings worked for me as well. Additionally, I had to make sure the table was set properly, such as ALTER TABLE Table CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_ci;
– Chris Livdahl
May 26 '11 at 19:26
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What should a Multipart HTTP request with multiple files look like? [duplicate]
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This is really NOT a good example. Why would you choose a boundary that already has -- in it for an example. If someone doesn't know that that boundary is the again prefixed with another 2 -- you're screwed.
– Eri...