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Vagrant reverse port forwarding?
...22 -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o LogLevel=ERROR -o IdentitiesOnly=yes -i ~/.vagrant.d/insecure_private_key vagrant@127.0.0.1
SSH supports forwarding ports in the direction you want with the -R guestport:host:hostport option. So, if you wanted to connect to port 1234...
Application Loader: “Cannot proceed with delivery: an existing transporter instance is currently upl
I have been unable to overcome this error in Application Loader. I've quit, restarted, tried different computers - it's like the server is hung up on an op that I never initiated and it won't time out. Has anyone seen it before and beaten it?
...
What does the line “#!/bin/sh” mean in a UNIX shell script?
...l ignore the !/usr/bin/whatever portion, which might otherwise be a syntax error in that particular language.
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How can I upload files asynchronously?
...console.log("Success: Files sent!");
}).fail(function(){
console.log("An error occurred, the files couldn't be sent!");
});
For a quick, pure JavaScript (no jQuery) example see "Sending files using a FormData object".
Fallback
When HTML5 isn't supported (no File API) the only other pure JavaSc...
What is content-type and datatype in an AJAX request?
...on/json",
data : dataAttribute,
success : function() {
},
error : function(error) {
}
});
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Iterating through directories with Python
...file in files:
print os.path.join(subdir, file)
If you still get errors when running the above, please provide the error message.
Updated for Python3
import os
rootdir = 'C:/Users/sid/Desktop/test'
for subdir, dirs, files in os.walk(rootdir):
for file in files:
print(os.pa...
How to check if running in Cygwin, Mac or Linux?
...linked to different default shell in different platforms, or there will be error like unexpected operator, that's what happened on my computer (Ubuntu 64 bits 12.04).
Mac OS X 10.6.8 (Snow Leopard) do not have expr program unless you install it, so I just use uname.
Design
Use uname to get the s...
Using Jasmine to spy on a function without an object
...
It worked! I think the error I was making earlier was that I was calling the spyOn with method() instead of method. Thanks!
– Chetter Hummin
Mar 1 '12 at 8:09
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What's the difference between a single precision and double precision floating point operation?
...f decimal digits that are correct, i.e. without any kind of representation error or approximation. In other words, it indicates how many decimal digits one can safely use.
With that said, it's easy to estimate the number of decimal digits which can be safely used:
single precision: log10(224), wh...
How do I remove a project configuration in Visual Studio 2008?
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Didn't work in VS2019 on my C++ solution: Error HRESULT E_FAIL has been returned from a call to a COM component. At line:1 char:30 + ... | Foreach { $_.ConfigurationManager.DeleteConfigurationRow("DLL-Impor ... + CategoryInfo : OperationStopped: (:) [], C...