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Can I use a function for a default value in MySql?
...ving a DEFAULT value. How would one change this answer to only set the key if the value was NULL?
– ToolmakerSteve
Apr 1 '15 at 17:38
1
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Preferred order of writing latitude & longitude tuples in GIS services
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EPSG:4326 specifically states that the coordinate order should be latitude, longitude. Many software packages still use longitude, latitude ordering. This situation has wreaked unimaginable havoc on project deadlines and programmer sanity....
Ruby 'require' error: cannot load such file
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Just do this:
require_relative 'tokenizer'
If you put this in a Ruby file that is in the same directory as tokenizer.rb, it will work fine no matter what your current working directory (CWD) is.
Explanation of why this is the best way
The other answers claim you sho...
How to remove leading and trailing white spaces from a given html string?
...regex approach. The trim method is effectively just an alias for a regex:
if(!String.prototype.trim) {
String.prototype.trim = function () {
return this.replace(/^\s+|\s+$/g,'');
};
}
... this will inject the method into the native prototype for those browsers who are still swimm...
How to prevent moment.js from loading locales with webpack?
...sh) when you're using webpack? I'm looking at the source and it seems that if hasModule is defined, which it is for webpack, then it always tries to require() every locale. I'm pretty sure this needs a pull request to fix. But is there any way we can fix this with the webpack config?
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Ruby function to remove all white spaces?
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If you want to remove only leading and trailing whitespace (like PHP's trim) you can use .strip, but if you want to remove all whitespace, you can use .gsub(/\s+/, "") instead .
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List files recursively in Linux CLI with path relative to the current directory
... but I want to include the path relative to the current directory in unix. If I do the following:
14 Answers
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Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
...re showing the dialog for a context that no longer exists. A common case - if the 'show dialog' operation is after an asynchronous operation, and during that operation the original activity (that is to be the parent of your dialog) is destroyed. For a good description, see this blog post and comment...
Why does ASP.NET webforms need the Runat=“Server” attribute?
Why do I have to specify runat="server" on all my ASP.NET controls when it is a mandatory attribute and server is the only option available in my limited knowledge of ASP.NET, and I get an error if I don't use it?
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minimum double value in C/C++
...oint, but the C standard requires -DBL_MAX to be exactly representable, so if the FP hardware is not capable of that, the implementation just has to work around it. See the floating-point model in 5.2.4.2.2 Characteristics of floating types <float.h> p2 of C99 (may have been moved elsewhere si...