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Variable is accessed within inner class. Needs to be declared final
...anges made in the inner class did not persist in the enclosing scope. Basically, what happens in the inner class stays in the inner class.
I wrote a more in-depth explanation here. It also explains why instance and global variables do not need to be declared final.
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How do I use the nohup command without getting nohup.out?
...ill doesn't create nohup.out
On Linux, running a job with nohup automatically closes its input as well. On other systems, notably BSD and macOS, that is not the case, so when running in the background, you might want to close input manually. While closing input has no effect on the creation or no...
How to upgrade PowerShell version from 2.0 to 3.0
...he OS that I am using is Windows 7, and the PowerShell version that is installed here is 2.0. Is it possible for me to upgrade it to version 3.0 or 4.0?
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How to create CSV Excel file C#? [closed]
... public void ExportToFile(string path)
{
File.WriteAllText(path, Export());
}
//export as binary data.
public byte[] ExportToBytes()
{
return Encoding.UTF8.GetBytes(Export());
}
//get the csv value for field.
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How can I consume a WSDL (SOAP) web service in Python?
...d zeep today and it was surprisingly easy to use. Was able to consume and call a Soap 1.1/1.2 service with 3 lines of code.
– Jagu
Jan 10 '17 at 4:02
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Check if database exists in PostgreSQL using shell
...s
(4 rows)
Using the naive approach means that searching for a database called "List, "Access" or "rows" will succeed. So we pipe this output through a bunch of built-in command line tools to only search in the first column.
The -t flag removes headers and footers:
my_db | my_user | UTF...
Some font-size's rendered larger on Safari (iPhone)
...blem you're describing centers around the fact that Mobile Safari automatically scales text if it thinks the text will render too small. You can get around this with the CSS property -webkit-text-size-adjust. Here's a sample of how to apply this to your body, just for the iPhone:
@media screen and...
When should we implement Serializable interface?
...
From What's this "serialization" thing all about?:
It lets you take an object or group of
objects, put them on a disk or send
them through a wire or wireless
transport mechanism, then later,
perhaps on another computer, reverse
the process: resurrect...
Truncate number to two decimal places without rounding
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@DarkHippo Thats because 4.27 is actually 4.26999999999, Math.round is generally a better solution, albeit not the answer to the original question. Realistically given the output is a string this should be done using string manipulation instead of a numeric solu...
Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
...el reports. I am currently using pandas quite heavily for my data, so naturally I would like to use the pandas.ExcelWriter method to generate these reports. However the fixed column widths are a problem.
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