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Get current date in milliseconds
... several ways of doing this, although my personal favorite is:
CFAbsoluteTime timeInSeconds = CFAbsoluteTimeGetCurrent();
You can read more about this method here. You can also create a NSDate object and get time by calling timeIntervalSince1970 which returns the seconds since 1/1/1970:
NSTimeI...
How to open emacs inside bash
...ome/usr/ and at the bottom add the line:
alias enw='emacs -nw'
Now each time you open a terminal session you just type, for example, enw and you have with three letters the emacs no-window option :).
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How to obtain the number of CPUs/cores in Linux from the command line?
...er some of the other approaches is that getconf has been around for a long time. Some of the older Linux machines I have to do development on don't have the nproc or lscpu commands available, but they have getconf.
Editor's note: While the getconf utility is POSIX-mandated, the specific _NPROCESSOR...
How can I interrupt a ServerSocket accept() method?
...o is there any other way (which doesn't throw exception, also not based on timeout) to stop listening for requests?
– Kushal
Jun 7 '12 at 13:13
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Fastest way to convert JavaScript NodeList to Array?
...to use it because the first one is just not cross-browser. Even though The Times They Are a-Changin'
@kangax (IE 9 preview)
Array.prototype.slice can now convert
certain host objects (e.g. NodeList’s)
to arrays — something that majority of
modern browsers have been able to do
for qu...
How to make Java honor the DNS Caching Timeout?
... the TTL from DNS response and to resolve the domain name again when cache times out. However, I couldn't figure out a way to do this in Java.
...
Displaying the #include hierarchy for a C++ file in Visual Studio
...om" feature, which shows the direct include hierarchy related to a compile-time error, and which also displays line numbers.
– Paul
Dec 16 '13 at 10:11
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What's the difference between @Component, @Repository & @Service annotations in Spring?
...te controllers programmatically (e.g. using @Bean methods) and at the same time to prevent Spring trying to create them by package scan (if package can't be excluded from scanning).
– Ruslan Stelmachenko
May 19 '19 at 2:21
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Powershell equivalent of bash ampersand (&) for forking/running background processes
...job {start-sleep 20}
i have not yet figured out how to get stdout in realtime, start-job requires you to poll stdout with get-job
update: i couldn't start-job to easily do what i want which is basically the bash & operator. here's my best hack so far
PS> notepad $profile #edit init script...
What REALLY happens when you don't free after malloc?
... might be something like Palm OS where the program's static storage and runtime memory are pretty much the same thing, so not freeing might cause the program to take up more storage. (I'm only speculating here.)
So generally, there's no harm in it, except the runtime cost of having more storage th...