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Change R default library path using .libPaths in Rprofile.site fails to work
...ype ls -a to see the full list of files in the directory, which should now include .Renvrion
Verify that the .Renviron file has been set properly: more .Renviron
Launch R/Rstudio and type .libPaths() and you should see the new path to your personal library.
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How to take backup of a single table in a MySQL database?
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What if you want to include the password on the command line? So you are already using -pPASSWORD
– Freedo
Aug 8 '19 at 5:49
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What is the difference between g++ and gcc?
...rences... which again, is what your answer was about (preprocessor macros, include paths, multiple runtime libraries). We seem to be talking past each other, but as a former GCC maintainer, I assure you I am familiar with what the frontends are and are not.
– Ti Strga
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Why is Multiple Inheritance not allowed in Java or C#?
...I'm not going to discuss C# here.)
In designing C++, Stroustrup wanted to include useful features, regardless of how they could be misused. It's possible to screw up big-time with multiple inheritance, operator overloading, templates, and various other features, but it's also possible to do some v...
How to get pixel data from a UIImage (Cocoa Touch) or CGImage (Core Graphics)?
... tends to vary a lot per image. There are several things that can change, including 1. the orientation of the image 2. the format of the alpha component and 3. the byte order of RGB. I've personally spent some time trying to decode Apple's docs on how to do this, but I'm not sure it's worth it. I...
.net implementation of bcrypt
...ou are welcome to use the script and test this yourself.
The library also includes PBKDF2 code which works for any HMAC as opposed to .Net's SHA-1-only implementation (added today -- I'm intending to do SCrypt in C# soon and that requires PBKDF2 with HMAC-SHA256). You could make yourself a scheme b...
How to center text vertically with a large font-awesome icon?
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important to realize that including the fontawesome js files can also modify the looks. My icon was too far to the top, I deleted the js inclusion to see what would happen and now it's too far to the bottom -.-
– lucidbrot
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background:none vs background:transparent what is the difference?
... you want to reset all background properties to their initial value (which includes background-color: transparent and background-image: none) without explicitly specifying any value such as transparent or none, you can do so by writing:
background: initial;
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Is there a “goto” statement in bash?
... http://bobcopeland.com/blog/2012/10/goto-in-bash/ elegant:
#!/bin/bash
# include this boilerplate
function jumpto
{
label=$1
cmd=$(sed -n "/$label:/{:a;n;p;ba};" $0 | grep -v ':$')
eval "$cmd"
exit
}
start=${1:-"start"}
jumpto $start
start:
# your script goes here...
x=100
jumpt...
Difference between socket and websocket?
...munications module that can run on top of various other network protocols, including WebSockets, and Flash sockets.
Hence if you want to use Socket.IO on the server end you must also use their client code and objects. You can't easily make raw WebSocket connections to a socket.io server as you'd h...