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How can I build a small operating system on an old desktop computer? [closed]
...otected mode, then handle I/O, and so on.
– Bastien Léonard
Aug 4 '09 at 0:22
2
+1 for writing a...
Can't stop rails server
...re out.
Updated answer:
You can use killall -9 rails to kill all running apps with "rails" in the name.
killall -9 rails
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Push Notifications in Android Platform
I am looking to write an app that receives pushed alerts from a server. I found a couple of methods to do this.
20 Answer...
What is SaaS, PaaS and IaaS? With examples
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Examples: AWS Elastic Beanstalk, Windows Azure, Heroku, Force.com, Google App Engine, Apache Stratos.
While in SaaS (Software as a Service) model you are provided with access to application software often referred to as "on-demand software". You don't have to worry about the installation, setup and...
Memory management in Qt?
...
To add on to these answers, for vérification, I would recommend you to utilize Visual Leak Detetor library for your Visual c++ projets, including Qt projects since its based on c++, this library is compatible with new, delete, free and malloc statements, it...
Can I run multiple versions of Google Chrome on the same machine? (Mac or Windows)
...e the name of the directory:
Must start and end with a number. A dot may appear in between.
The numbers do not necessarily have to match the real version number (though it's convenient to use real version numbers...).
Regarding configuration: All preferences can be set at
chrome:...
iOS 6: How do I restrict some views to portrait and allow others to rotate?
I have an iPhone app that uses a UINavigationController to present a drill-down interface: First one view, then another, up to four levels deep. I want the first three views restricted to portrait orientation and only the last view should be allowed to rotate to landscape. When returning from the ...
javascript node.js next()
...
This appears to be a variable naming convention in Node.js control-flow code, where a reference to the next function to execute is given to a callback for it to kick-off when it's done.
See, for example, the code samples here:
...
Linux c++ error: undefined reference to 'dlopen'
...found some interesting facts. With CC=Clang, this works:
$CC -ldl -x c -o app.exe - << EOF
#include <dlfcn.h>
#include <stdio.h>
int main(void)
{
if(dlopen("libc.so.6", RTLD_LAZY | RTLD_GLOBAL))
printf("libc.so.6 loading succeeded\n");
else
printf("libc.so.6 loading fa...
How can I list all collections in the MongoDB shell?
...ons
The reason I call that non-JavaScript is because:
$ mongo prodmongo/app --eval "show collections"
MongoDB shell version: 3.2.10
connecting to: prodmongo/app
2016-10-26T19:34:34.886-0400 E QUERY [thread1] SyntaxError: missing ; before statement @(shell eval):1:5
$ mongo prodmongo/app --eva...