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Best way to check for “empty or null value”
What is best way to check if value is null or empty string in Postgres sql statements?
10 Answers
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How do you disable the unused variable warnings coming out of gcc in 3rd party code I do not wish to
I'd like to know what switch you pass to the gcc compiler to turn off unused variable warnings? I'm getting errors out of boost on windows and I do not want to touch the boost code:
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How to deal with persistent storage (e.g. databases) in Docker
How do people deal with persistent storage for your Docker containers?
14 Answers
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data.table vs dplyr: can one do something well the other can't or does poorly?
I'm relatively familiar with data.table , not so much with dplyr . I've read through some dplyr vignettes and examples that have popped up on SO, and so far my conclusions are that:
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In node.JS how can I get the path of a module I have loaded via require that is *not* mine (i.e. in
I require a module that was installed via npm. I want to access a .js file subordinate to that module (so I can subclass a Constructor method in it). I can't (well, don't want to) modify the module's code, so don't have a place to extract its __dirname.
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connecting to MySQL from the command line
How can you connect to MySQL from the command line in a Mac? (i.e. show me the code)
6 Answers
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How to save and load cookies using Python + Selenium WebDriver
How can I save all cookies in Python's Selenium WebDriver to a txt-file, then load them later? The documentation doesn't say much of anything about the getCookies function.
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What is the leading LINQ for JavaScript library? [closed]
I'm looking for a JavaScript library that will allow me to query complex JSON objects using a LINQ-like syntax. A quick search found a couple of promising options that look they might offer what I need:
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Pandas read_csv low_memory and dtype options
When calling
9 Answers
9
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Dynamically change color to lighter or darker by percentage CSS (Javascript)
We have a big application on the site and we have a few links which are, let's say blue color like the blue links on this site. Now I want to make some other links, but with lighter color. Obviously I can just do simply by the hex code adding in the CSS file, but our site lets user decide what color...