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How to determine whether a given Linux is 32 bit or 64 bit?
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Try uname -m. Which is short of uname --machine and it outputs:
x86_64 ==> 64-bit kernel
i686 ==> 32-bit kernel
Otherwise, not for the Linux kernel, but for the CPU, you type:
cat /proc/cpuinfo
or:
grep flags /proc/cpuinfo
Under "flags" parameter, you w...
How do I sort a Set to a List in Java?
In Java, I have a Set , and I want to turn it into a sorted List . Is there a method in the java.util.Collections package that will do this for me?
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How do I fix the error 'Named Pipes Provider, error 40 - Could not open a connection to' SQL Server'
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And the simplest solution - check if your slash is back...
I spent about an hour trying to figure out what's wrong with SERVER/INSTANCENAME when everything is configured correctly, named pipes, user access rights... and sud...
How to check what user php is running as?
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If available you can probe the current user account with posix_geteuid and then get the user name with posix_getpwuid.
$username = posix_getpwuid(posix_geteuid())['name'];
If you are running in safe mode however (which is often the case when exec is disabled), then it's unlikely that your PH...
Retrieving Property name from lambda expression
...r 23 '09 at 4:14
Cameron MacFarlandCameron MacFarland
63.2k1919 gold badges9898 silver badges128128 bronze badges
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How does a garbage collector avoid an infinite loop here?
...kes dramatically under 40 seconds per object. That a new object is created and then eligible for finalization is not relevant to the current finalizer.
– Jacob Krall
Jul 10 '14 at 16:09
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Can anybody push to my project on github?
I am new to git as well as github. I set up a repo on github, and I can push local stuff to this remote repo. Now here is the question: just after I push something to the remote repo, and I refresh the page, I can see the changes are uploaded(for example, if I wrote a readme.txt and push it to the r...
Is there any Rails function to check if a partial exists?
...et an Exception. I'd like to check if a partial exists before rendering it and in case it doesn't exist, I'll render something else. I did the following code in my .erb file, but I think there should be a better way to do this:
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Likelihood of collision using most significant bits of a UUID in Java
If I'm using Long uuid = UUID.randomUUID().getMostSignificantBits() how likely is it to get a collision. It cuts off the least significant bits, so there is a possibility that you run into a collision, right?
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Colorizing text in the console with C++
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Add a little Color to your Console Text
HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
// you can loop k higher to see more color choices
for(int k = 1; k < 255; k++)
{
// pick the colorattribute k you want
SetConsoleTextAttribute(hConsole, k);
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