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How can I check the syntax of Python script without executing it?
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import script, but all code must be in functions. Which is good practice anyway. I've even adopted this for shell scripts. From here it's a small step to unit testing.
– Henk Langeveld
Aug 10 '12 at 12:07
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log4j vs logback [closed]
...ments the SLF4J API. This means that if you are using logback, you are actually using the SLF4J API. You could theoretically use the internals of the logback API directly for logging, but that is highly discouraged. All logback documentation and examples on loggers are written in terms of the SLF4J ...
When to use RSpec let()?
...sn't use any of the instance variables defined in the hook. This isn't usually a big deal, but if the setup of the instance variable takes a long time, then you're wasting cycles. For the method defined by let, the initialization code only runs if the example calls it.
You can refactor from a loca...
Using HTML and Local Images Within UIWebView
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All this does for me is give me a string in my webview that I defined for my htmlString. i.e. all it shows on the page is "tour.html"
– Chewie The Chorkie
Feb 29 '12 at 17:11
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How to open a specific port such as 9090 in Google Compute Engine
... to open port 9090 in both the instances. I think we need to add some firewall rules.
8 Answers
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Center a position:fixed element
...in: 5% auto; for this. Without position: fixed; it centers fine horizontally, but not vertically. After adding position: fixed; , it's even not centering horizontally.
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On duplicate key ignore? [duplicate]
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Would suggest NOT using INSERT IGNORE as it ignores ALL errors (ie its a sloppy global ignore).
Instead, since in your example tag is the unique key, use:
INSERT INTO table_tags (tag) VALUES ('tag_a'),('tab_b'),('tag_c') ON DUPLICATE KEY UPDATE tag=tag;
on duplicate key pro...
How do I change the language of moment.js?
...locale('es')
console.log(march.format('MMMM')) // 'Marzo'
In summation, calling locale on the global moment sets the locale for all future moment instances, but does not return an instance of moment. Calling locale on an instance, sets it for that instance AND returns that instance.
Also, as Shiv...
Local and global temporary tables in SQL Server
...o any user and any connection after they are created, and are deleted when all users that are referencing the table disconnect from the instance of SQL Server.
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Add a UIView above all, even the navigation bar
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[self.navigationController.view addSubview:overlayView]; is what you really want
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