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MySQL LIKE IN()?
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I like this answer - quick, simple, got all of the "options" in one line like I wanted (easy to edit). On the small result set I am targeting, no decrease in performance at all.
– Michael Wales
Jul 14 '09 at 19:04
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How to use the “required” attribute with a “radio” input field
...tribute for at least one input of the radio group.
Setting required for all inputs is more clear, but not necessary (unless dynamically generating radio-buttons).
To group radio buttons they must all have the same name value. This allows only one to be selected at a time and applies required to ...
Why covariance and contravariance do not support value type
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Basically, variance applies when the CLR can ensure that it doesn't need to make any representational change to the values. References all look the same - so you can use an IEnumerable<string> as an IEnumerable<object>...
Meaning of “[: too many arguments” error from if [] (square brackets)
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# if [ hello world == 0 ]
fi
The same will be true for any function call that puts down a string containing spaces or other special characters.
Easy fix
Wrap the variable output in double quotes, forcing it to stay as one string (therefore one argument). For example,
VARIABLE=$(/some/comm...
How to generate a range of numbers between two numbers?
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This is a fantastically elegant solution
– Aaron Hudon
Dec 22 '16 at 19:13
9
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How to change the href for a hyperlink using jQuery
...g
$("a").attr("href", "http://www.google.com/")
will modify the href of all hyperlinks to point to Google. You probably want a somewhat more refined selector though. For instance, if you have a mix of link source (hyperlink) and link target (a.k.a. "anchor") anchor tags:
<a name="MyLinks">...
Coloring white space in git-diff's output
...ght=new,old highlights whitespace errors on both deleted and added lines. all can be used as a short-hand for
old,new,context.
git diff --ws-error-highlight=new,old <file>
or
git diff --ws-error-highlight=all <file>
I don't know of a way to permanently turn this on and store this...
How to configure MongoDB Java driver MongoOptions for production use?
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Updated to 2.9 :
autoConnectRetry simply means the driver will automatically attempt to reconnect to the server(s) after unexpected disconnects. In production environments you usually want this set to true.
connectionsPerHost are the amount of physical connections a single Mongo instance (it's si...
How to get the primary IP address of the local machine on Linux and OS X? [closed]
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You can alias the command in your .bashrc to create your own command called myip for instance.
alias myip="ifconfig | sed -En 's/127.0.0.1//;s/.*inet (addr:)?(([0-9]*\.){3}[0-9]*).*/\2/p'"
A much simpler way is hostname -I (hostname -i for older versions of hostname but see comments). However...
Display string as html in asp.net mvc view
...n I am displaying it on views, it is displayed as simple string containing all tags.
I tried to use Html helper to encode/decode to display it properly, but it is not working.
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