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Java 8 method references: provide a Supplier capable of supplying a parameterized result
... postfix: "",
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Pointers vs. values in parameters and return values
...n doubt, use a pointer."
Slices, maps, channels, strings, function values, and interface values are implemented with pointers internally, and a pointer to them is often redundant.
Elsewhere, use pointers for big structs or structs you'll have to change, and otherwise pass values, because getting thi...
Network usage top/htop on Linux
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jnettop is another candidate.
edit: it only shows the streams, not the owner processes.
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Rails: convert UTC DateTime to another time zone
...')} ❖ #{l.strftime('%a %F %T %Z')}"
Tested with ruby 2.3.7 that came standard on Mac OS X 10.13.
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Difference between Google APIs (x86 System Image) and Google APIs (ARM System Image) in Android 4.4.
I was following this ( http://developer.android.com/google/play-services/setup.html#Install ). It asked me to install Google APIs for Android API 17 (or higher) but when i opened SDK Manager, this is how it looked like:
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How do I URL encode a string
I have a URL string ( NSString ) with spaces and & characters. How do I url encode the entire string (including the & ampersand character and spaces)?
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Difference between CPPFLAGS and CXXFLAGS in GNU Make
What's the difference between CPPFLAGS and CXXFLAGS in GNU Make?
4 Answers
4
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PostgreSQL - Rename database
...think it's better to keep table names restricted to just lowercase letters and underscore if possible!
– Aswin Sanakan
Feb 17 at 6:52
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How to add 10 days to current time in Rails
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10.days.from_now
Both definitely work. Are you sure you're in Rails and not just Ruby?
If you definitely are in Rails, where are you trying to run this from? Note that Active Support has to be loaded.
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Convert an ISO date to the date format yyyy-mm-dd in JavaScript
... out in comments, I am updating the answer to print leading zeros for date and month if needed.
date = new Date('2013-08-03T02:00:00Z');
year = date.getFullYear();
month = date.getMonth()+1;
dt = date.getDate();
if (dt < 10) {
dt = '0' + dt;
}
if (month < 10) {
month = '0' +...