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Checking if a folder exists (and creating folders) in Qt, C++
In Qt, how do I check if a given folder exists in the current directory?
If it doesn't exist, how do I then create an empty folder?
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Namespace for [DataContract]
I can't find the namespace to use for [DataContract] and [DataMember] elements. According to what I've found, it seems that adding the following should be enough, but in my case it is not.
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BigDecimal setScale and round
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One important point that is alluded to but not directly addressed is the difference between "precision" and "scale" and how they are used in the two statements. "precision" is the total number of significant digits in a number. "scale" is the number of d...
In Gradle, is there a better way to get Environment Variables?
...ll; this works as well:
home = "$System.env.HOME"
It's not clear what you're aiming for.
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Newline in markdown table?
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Use <br> to force a line break within a table cell.
Markdown Extra and MultiMarkdown allow tables, but after trial and error, it seems an HTML line break is needed in this case.
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running Rails console in production
I have just gone live with my first Rails site, but now I have a problem. When I run the project in development mode on my IDE I can run the console to something like:
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Size of font in CSS with slash
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This actually sets two properties and is equivalent to:
font-size: 100%;
line-height: 120%;
To quote the official documentation:
The syntax of this property is based on a traditional typographical shorthand notation to set mul...
Are nullable types reference types?
When I declare an int as nullable
6 Answers
6
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Calculate total seconds in PHP DateInterval
What is the best way to calculate the total number of seconds between two dates? So far, I've tried something along the lines of:
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Switch to another Git tag
How do I check out version version/tag 1.1.4 of the rspec bundle ?
2 Answers
2
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