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How can I check a C# variable is an empty string “” or null? [duplicate]
I am looking for the simplest way to do a check. I have a variable that can be equal to "" or null. Is there just one function that can check if it's not "" or null?
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Detecting superfluous #includes in C/C++?
I often find that the headers section of a file get larger and larger all the time but it never gets smaller. Throughout the life of a source file classes may have moved and been refactored and it's very possible that there are quite a few #includes that don't need to be there and anymore. Leaving...
How to iterate over arguments in a Bash script
I have a complex command that I'd like to make a shell/bash script of. I can write it in terms of $1 easily:
8 Answers
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Making iTerm to translate 'meta-key' in the same way as in other OSes
In bash shell with emacs key-binding, you can use key combination like M-f, M-b to move one word forward or backward on the shell prompt respectively. Usually, the meta key is mapped to Alt key on Windows and Linux. However, in iTerm, I could not find a way to map this meta key to either Option or C...
Can media queries resize based on a div element instead of the screen?
I would like to use media queries to resize elements based on the size of a div element they are in. I cannot use the screen size as the div is just used like a widget within the webpage, and its size can vary.
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Android: ListView elements with multiple clickable buttons
I've a ListView where every element in the list contains a TextView and two different Buttons. Something like this:
8 Ans...
Allow anything through CORS Policy
How can I disable cors? For some reason I wild carded the allowed origins and headers yet my ajax requests still complain that the origin was not allowed by my CORS policy....
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Swift class introspection & generics
I am trying to dynamically create a class instance based type using generics, however I am encountering difficulty with class introspection.
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How to remove gaps between subplots in matplotlib?
The code below produces gaps between the subplots. How do I remove the gaps between the subplots and make the image a tight grid?
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When should I use double or single quotes in JavaScript?
console.log("double"); vs. console.log('single');
44 Answers
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