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CSS selector with period in ID
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I was considering adding a new question and writing my own answer, but decided to just comment here. If you are using the Stylus preprocessor, you need to use two backslashes, e.g., #some\\.id to escape the special character. The first backslash is con...
Ruby on Rails production log rotation
...Use a different logger for distributed setups
config.logger = SyslogLogger.new
That way, you log to syslog, and can use default logrotate tools to rotate the logs.
Option 2: normal Rails logs + logrotate
Another option is to simply configure logrotate to pick up the logs left by rails.
On Ubun...
Round a double to 2 decimal places [duplicate]
...atic double round(double value, int places) {
if (places < 0) throw new IllegalArgumentException();
long factor = (long) Math.pow(10, places);
value = value * factor;
long tmp = Math.round(value);
return (double) tmp / factor;
}
This breaks down badly in corner cases with e...
How to use 'cp' command to exclude a specific directory?
...
JorgeM
18511 silver badge77 bronze badges
answered Feb 9 '13 at 15:04
hankhank
7,48422 ...
How to print the values of slices
...f(strings.Trim(fmt.Sprintf(a), "[]") is missing a paren on the right hand side. Thanks for the snippet.
– pdbrito
Apr 4 '17 at 8:32
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VIM + Syntastic: how to disable the checker?
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answered Nov 17 '13 at 18:51
Jamie SchembriJamie Schembri
5,85744 gold badges2222 silver badges3535 bronze badges
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Is there a function that returns the current class/method name? [duplicate]
...ng m_methodName;
}
class Program
{
void FooBar()
{
using (new MethodLogger(MethodBase.GetCurrentMethod()))
{
// Write your stuff here
}
}
}
Output:
Program.FooBar enter
Program.FooBar leave
...
unable to print object ('po') in xcode6 beta 6 osx swift project: (Error in auto-import: failed to g
...work on the second attempt. The first po command will always fail for each new debugging session but subsequent calls work.
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Do I need all three constructors for an Android custom view?
...ontext, AttributeSet attrs), otherwise you will get an Exception when Android tries to inflate your View.
If you add your View from xml and also specify the android:style attribute like :
<com.mypack.MyView
style="@styles/MyCustomStyle"
...
/>
the 2nd constructor will al...
Create a string with n characters
...ely the shortest code using the String API, exclusively:
String space10 = new String(new char[10]).replace('\0', ' ');
System.out.println("[" + space10 + "]");
// prints "[ ]"
As a method, without directly instantiating char:
import java.nio.CharBuffer;
/**
* Creates a string of sp...