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Deprecated warning for Rails 4 has_many with order
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Give this a try:
has_many :contents, -> { order(:position) }
To specify order direction, i.e. either asc or desc as @joshua-coady and @wsprujit have suggested, use:
has_many :contents, -> { order 'position desc' }
or, using the hash style:
has_many :contents, -> { order(position: ...
Use of an exclamation mark in a Git commit message via the command line
...tes instead of double quotes
git commit -am 'Nailed it!'
Alternatively, if you need to use double quotes for whatever reason but still want a literal ! then turn off history expansion at the top of your script via set +H
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What's the magic of “-” (a dash) in command-line parameters?
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If you mean the naked - at the end of the tar command, that's common on many commands that want to use a file.
It allows you to specify standard input or output rather than an actual file name.
That's the case for your firs...
How do I fix the error 'Named Pipes Provider, error 40 - Could not open a connection to' SQL Server'
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What if this services isn't here? I have installed SQL Server 17. I don't see this service....
– Ciaran Gallagher
Jul 26 '17 at 18:33
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Why does writeObject throw java.io.NotSerializableException and how do I fix it?
...le. In your case the offending class is TransformGroup. How to solve it?
if the class is yours, make it Serializable
if the class is 3rd party, but you don't need it in the serialized form, mark the field as transient
if you need its data and it's third party, consider other means of serialization...
How do I run a simple bit of code in a new thread?
I have a bit of code that I need to run in a different thread than the GUI as it currently causes the form to freeze whilst the code runs (10 seconds or so).
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Undo git pull, how to bring repos to old state
...f master, master@{"5 minutes ago"}, or master@{14:30}. Full details on specifying revisions in this way can be found in man git-rev-parse, in the section called "specifying revisions".
– Cascabel
Aug 3 '09 at 17:16
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What does ~~ (“double tilde”) do in Javascript?
..., and the result is a number.
In other words, it yields:
function(x) {
if(x < 0) return Math.ceil(x);
else return Math.floor(x);
}
only if x is between -(231) and 231 - 1. Otherwise, overflow will occur and the number will "wrap around".
This may be considered useful to convert a functio...
LD_LIBRARY_PATH vs LIBRARY_PATH
...d linked.
EDIT:
As pointed below, your libraries can be static or shared. If it is static then the code is copied over into your program and you don't need to search for the library after your program is compiled and linked. If your library is shared then it needs to be dynamically linked to your p...
How do I convert a org.w3c.dom.Document object to a String?
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If you are ok to do transformation, you may try this.
DocumentBuilderFactory domFact = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = domFact.newDocumentBuilder();
Document doc = builder.parse(st);
DOMSource...