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Best way to simulate “group by” from bash?
Suppose you have a file that contains IP addresses, one address in each line:
14 Answers
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How do I view the SQLite database on an Android device? [duplicate]
..., type .tables. This will give you all the tables in the database.db file.
select * from table1;
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Remote debugging with Android emulator
...s that it does not recognize the Android target of the emulator, so I must select the target at each run manually.
– Frank
Jul 2 '12 at 7:36
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Grant **all** privileges on database
...ly you are in database db_name and then execute the commands like create , select and insert operations.
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How can I list ALL DNS records?
... Oct 11 '13 at 18:30
denis phillipsdenis phillips
11.7k55 gold badges3030 silver badges4747 bronze badges
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How long is the SHA256 hash?
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you can use this select statement to test it: SELECT length(to_base64(unhex(sha2('say hello to my little friend',256)))) , it is always 44 whatever the length of original string is.
– DrAhmedJava
Apr 9 '...
java.net.ConnectException: Connection refused
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This exception means that there is no service listening on the IP/port you are trying to connect to:
You are trying to connect to the wrong IP/Host or port.
You have not started your server.
Your server is not listening for connections.
On Windows servers, the listen backlog queue is f...
What do people find difficult about C pointers? [closed]
...started working with them, the biggest problem I had was the syntax.
int* ip;
int * ip;
int *ip;
are all the same.
but:
int* ip1, ip2; //second one isn't a pointer!
int *ip1, *ip2;
Why? because the "pointer" part of the declaration belongs to the variable, and not the type.
And then derefe...
What is the best way to auto-generate INSERT statements for a SQL Server table?
...2008:
Right-click on the database and go to Tasks > Generate Scripts.
Select the tables (or objects) that you want to generate the script against.
Go to Set scripting options tab and click on the Advanced button.
In the General category, go to Type of data to script
There are 3 options: Schema ...
HTTPS setup in Amazon EC2
... of your project
On Load Balancer Protocol add Http and Https
Next > Select exiting security group
Choose the security group that you have create in the previous step
Next > Choose certificate from ACM
Select the certificate of the step 1
Next >
on Health check i've used the ping p...