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How can I concatenate regex literals in JavaScript?
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Providing that:
you know what you do in your regexp;
you have many regex pieces to form a pattern and they will use same flag;
you find it more readable to separate your small pattern chunks into an array;
you also want to be able to comment each par...
How to automatically install Emacs packages by specifying a list of package names?
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What do you mean @rfinz ? It looks like package-refresh-contents would only be run if the package is not installed? How is (or (file-exists-p package-user-dir)) better / how does it even check if packages are installed?
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How to subtract X day from a Date object in Java?
...ee HERE there is a lot of manipulation you can do. Here an example showing what you could do!
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
Calendar cal = Calendar.getInstance();
//Add one day to current date.
cal.add(Calendar.DATE, 1);
System.out.println(dateFormat.format(c...
Batch file include external file for variables
...ly read/write file. Below is the file broken down into sections to explain what each part does.
@echo off
echo TEST R/W
set SRU=0
SRU can be anything in this example. We're actually setting it to prevent a crash if you press Enter too fast.
set /p SRU=Skip Save? (y):
if %SRU%==y goto read
set i...
Passing two command parameters using a WPF binding
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Thanks Kent - that was exactly what I was looking for. I like your first approach better so that the VM knows the "state" of the view through a binding without me having to pass parameters at all, but I can still test it. I'm not sure that's going to work ...
gunicorn autoreload on source change
..., but this is by far the simplest and it's not a workaround. It's exactly what the OP wanted.
– J-bob
Aug 11 '14 at 15:08
1
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How to tell bash that the line continues on the next line
...t I got from another programmer, some lines exceeded 80 columns in length. What is the character or thing to be added to the line in order to indicate that the line continues on the next line?
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how can I add the aidl file to Android studio (from the in-app billing example)
...m a sample to avoid error "aidl.exe' finished with non-zero exit value 1". What are the specific instructions to do this ?
– Pablo Alfonso
Mar 8 '19 at 15:20
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How can I programmatically get the MAC address of an iphone
...: %s IP: %s\n", if_names[i], hw_addrs[i], ip_names[i]);
//decided what adapter you want details for
if (strncmp(if_names[i], "en", 2) == 0)
{
NSLog(@"Adapter en has a IP of %s", ip_names[i]);
}
}
Adapter names vary depending on the simulator/device as well as wifi or c...
Transaction marked as rollback only: How do I find the cause
......}
log("OK");
}
@Transactional
methodC() {
throw new ...();
}
What happens is that even though the methodB has the right annotation, the methodC does not. When the exception is thrown, the second @Transactional marks the first transaction as Rollback only anyway.
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