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Shorthand way for assigning a single field in a record, while copying the rest of the fields?
Let's say I have the following record ADT:
3 Answers
3
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
Bearing in mind that I'll be performing calculations on lat / long pairs, what datatype is best suited for use with a MySQL database?
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Prevent any form of page refresh using jQuery/Javascript
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#1 can be implemented via window.onbeforeunload.
For example:
<script type="text/javascript">
window.onbeforeunload = function() {
return "Dude, are you sure you want to leave? Think of the kittens!";
}
</script>
The user will be...
Partial classes in separate dlls
...me type must be
defined in the same assembly and the
same module (.exe or .dll file).
Partial definitions cannot span
multiple modules.
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What's the meaning of * (asterisk) in XAML ColumnDefinition?
...dth,
Auto – column will become as wide as necessary to fit its children, or
* (star) take up any available remaining space
The * is prefixed by a number (default is 1 if no number is specified). The available space is divided among the starred columns in proportion to the prefix number.
If you ...
What does middleware and app.use actually mean in Expressjs?
Almost every Express app I see has an app.use statement for middleware but I haven't found a clear, concise explanation of what middleware actually is and what the app.use statement is doing. Even the express docs themselves are a bit vague on this. Can you explain these concepts for me please?
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What does $1 [QSA,L] mean in my .htaccess file?
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Not the place to give a complete tutorial, but here it is in short;
RewriteCond basically means "execute the next RewriteRule only if this is true". The !-l path is the condition that the request is not for a link (! means not, -l means link)
The RewriteRule ...
How do I change the background color of a plot made with ggplot2
...lt, ggplot2 produces plots with a grey background. How do I change the color of the background of the plot?
3 Answers
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Deleting Files using Git/GitHub
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@KimPrince - According to kernel.org, "-A --all Like -u, but match <filepattern> against files in the working tree in addition to the index. That means that it will find new files as well as staging modified content and removing files ...
Usage of @see in JavaDoc?
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Yeah, it is quite vague.
You should use it whenever for readers of the documentation of your method it may be useful to also look at some other method. If the documentation of your methodA says "Works like methodB but ...", then you surely should put a link.
An alternative to @...