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Is there a better way to write this null check, and a non-empty check, in groovy?
I need to perform a null/empty check on some code, before performing some logic.
I have item below, because I feel !members?.empty is not correct.
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How to move one word left in the vi editor
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I think what the OP is after is a shortcut to move a word to the right (or left, the title is confusing) not the cursor.
– Peter van der Heijden
Dec 20 '10 at 11:11
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Deprecated warning for Rails 4 has_many with order
I have this model in my rails app which throws warning when I try to create records in console.
5 Answers
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How do I get the function name inside a function in PHP?
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The accurate way is to use the __FUNCTION__ predefined magic constant.
Example:
class Test {
function MethodA(){
echo __FUNCTION__;
}
}
Result: MethodA.
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Right way to reverse pandas.DataFrame?
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data.reindex(index=data.index[::-1])
or simply:
data.iloc[::-1]
will reverse your data frame, if you want to have a for loop which goes from down to up you may do:
for idx in reversed(data.index):
print(idx, data.loc[idx, ...
Ansible: Set variable to file content
I'm using the ec2 module with ansible-playbook I want to set a variable to the contents of a file. Here's how I'm currently doing it.
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@Resource vs @Autowired
Which annotation, @Resource ( jsr250 ) or @Autowired (Spring-specific) should I use in DI?
11 Answers
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How do ports work with IPv6?
... dotted quad notation separates the address from the port with a colon, as in this example of a webserver on the loopback interface:
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File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...e identical ways to get the platform-dependent "file separator" platform-independently:
2 Answers
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How do I add BundleConfig.cs to my project?
I have an ASP.Net MVC project and I want to implement bundling, but everything I can find on the internet directs me to open BundleConfig.cs in App_Start - however this file does not exist in my project. I have only three files in that folder: FilterConfig , RouteConfig and WebApiConfig .
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