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What ports does RabbitMQ use?
...differently if changed by someone in the rabbitmq configuration file:
vi /etc/rabbitmq/rabbitmq-env.conf
Ask the computer to tell you:
sudo nmap -p 1-65535 localhost
Starting Nmap 5.51 ( http://nmap.org ) at 2014-09-19 13:50 EDT
Nmap scan report for localhost (127.0.0.1)
Host is up (0.00041s la...
UIView bottom border?
...s fixed. When the size of your view changes (device rotation, Auto Layout, etc.) then your CALayer won't automatically adjust itself. You're going to have to set that up yourself. Whereas using drawRect can handle the change automatically.
– Womble
Jul 3 '15 at...
Linux c++ error: undefined reference to 'dlopen'
...
I've found that the order of the options matters too. On a project using sqlite3, I have to put -ldl (and -lpthread) after -lsqlite3. Don't know what that is, I'm sure the answer is there if I would just RTFM.
– user2918461...
UI Terminology: Logon vs Login [closed]
... case of an ID, I can use the same ID to access multiple sites, buildings, etc.
Edit 1: I should've added a disclaimer that I have no sources and make no guarantee that these are the official usage of the words. The definitions I'm offering about are based on my personal understanding of the usage,...
What's the Point of Multiple Redis Databases?
...y real quick because you need to monitor all of them, do upgrades/patches, etc. If you don't plan on overloading redis with high I/O, a single instance with a slave is simpler and easier to manage provided it meets your SLA.
...
Unable to open project… cannot be opened because the project file cannot be parsed
...ers wasn't enough; I had to add extra lines to the project.pbxproj file in order to maintain correct formatting.
So, if you're running into parsing issues after you thought you'd resolved all you're merge conflicts, you might want to take a closer look at the .pbxproj and make sure there aren't any...
Array.Copy vs Buffer.BlockCopy
... protocol for which the remote machine expected data to be sent in network order rather than host order, yeah, this approach would give you problems.
– Ken Smith
Nov 11 '11 at 0:37
...
Do a “git export” (like “svn export”)?
..., contain other hidden git-specific files like .gitignore, .gitattributes, etc. If you don't want them in the archive, make sure you use the export-ignore attribute in a .gitattributes file and commit this before doing your archive. Read more...
Note: If you are interested in exporting the index,...
Flexbox: center horizontally and vertically
...: center;
justify-content: center;
}
.row {
width: auto;
border: 1px solid blue;
}
.flex-item {
background-color: tomato;
padding: 5px;
width: 20px;
height: 20px;
margin: 10px;
line-height: 20px;
color: white;
font-weight: bold;
font-si...
How do you set, clear, and toggle a single bit?
...e always found using bitfields is a bad idea. You have no control over the order in which bits are allocated (from the top or the bottom), which makes it impossible to serialize the value in a stable/portable way except bit-at-a-time. It's also impossible to mix DIY bit arithmetic with bitfields, fo...