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Where is Erlang used and why? [closed]
...social bookmarking service, Delicious, which has more than
5 million users and 150 million bookmarked URLs.
• Facebook uses Erlang to power the backend of its chat service, handling more than
100 million active users.
• WhatsApp uses Erlang to run messaging servers, achieving up to 2 million c...
Can I run multiple programs in a Docker container?
... on the users on desktop. My application is simply a flask web application and mongo database. Normally I would install both in a VM and, forward a host port to the guest web app. I'd like to give Docker a try but I'm not sure how I'm meant to use more than one program. The documentations says there...
Find region from within an EC2 instance
...
Get pure string with only the region name: ec2-metadata --availability-zone | sed 's/placement: \(.*\).$/\1/'
– nahsh
Jun 6 '18 at 11:58
...
How to configure port for a Spring Boot application
...d the second command pass the property through the command line arguments (String... args in the main method). Moreover, if you run with java -Dserver.port=XXXX -jar <path/to/my/jar> --server.port=YYYY, YYYY takes precedence over XXXX, this is why Spring Boot Externalized Configuration is so c...
Where/How to getIntent().getExtras() in an Android Fragment? [duplicate]
...
you can still use
String Item = getIntent().getExtras().getString("name");
in the fragment, you just need call getActivity() first:
String Item = getActivity().getIntent().getExtras().getString("name");
This saves you having to write som...
what's the correct way to send a file from REST web service to client?
...o my client. So far I've gotten the hang of how to send simple data types (strings, integers, etc) but sending a file is a different matter since there are so many file formats that I don't know where I should even begin. My REST service is made on Java and I'm using Jersey, I'm sending all the data...
How to get disk capacity and free space of remote computer
...UnmanagedType.Bool)]
public static extern bool GetDiskFreeSpaceEx(string lpDirectoryName,
out ulong lpFreeBytesAvailable,
out ulong lpTotalNumberOfBytes,
out ulong lpTotalNumberOfFreeBytes);
'@
$l_type = Add-Type -MemberDefinition $l_typeDefinitio...
Why do some claim that Java's implementation of generics is bad?
...etrized instance. For example, if I have a class with a method foo(List<String>), I can reflectively find "String"
– oxbow_lakes
Feb 6 '09 at 16:35
...
Bash continuation lines
...is creates two arguments to echo and you only want one, then let's look at string concatenation. In bash, placing two strings next to each other concatenate:
$ echo "continuation""lines"
continuationlines
So a continuation line without an indent is one way to break up a string:
$ echo "continua...
Using a remote repository with non-standard port
... for a remote repository. The remote repository is being served on a non-standard port (4019).
5 Answers
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