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how to add records to has_many :through association in rails
...
I think you can simply do this:
@cust = Customer.new(params[:customer])
@cust.houses << House.find(params[:house_id])
Or when creating a new house for a customer:
@cust = Customer.new(params[:customer])
@cust.houses.create(params[:house])
You can also add via ids:...
Splitting string into multiple rows in Oracle
...evels.column_value)) uses the column_value as the nth_appearance/ocurrence parameter for regexp_substr.
You can add some other columns from your data set (t.name, t.project as an example) for easy visualization.
Some references to Oracle docs:
REGEXP_REPLACE
REGEXP_SUBSTR
Extensibility Constants...
Get list of JSON objects with Spring RestTemplate
...le to this using generics? i.e. my method has a Class<T extends Foo> parameter and I would like to get a collection of T from the getForEntity method.
– Diskutant
Mar 20 '15 at 12:52
...
Spring JPA @Query with LIKE
... will be able to give me list of users, whose usernames are LIKE the input parameter(not only begin with, but also contains it). I tried to use method "findUserByUsernameLike(@Param("username") String username)" but as it is told in Spring documentation, this method is equal to
" where user.usern...
Return positions of a regex match() in Javascript?
... _word, _case_sensitive, _whole_words, _multiline )
{
/*besides '_word' param, others are flags (0|1)*/
var _match_pattern = "g"+(_case_sensitive?"i":"")+(_multiline?"m":"") ;
var _bound = _whole_words ? "\\b" : "" ;
var _re = new RegExp( _bound+_word+_bound, _match_pattern );
var _po...
How to get the path of a running JAR file?
...* path to the JAR (e.g., "file:/path/to/my-jar.jar").
* </p>
*
* @param c The class whose location is desired.
* @see FileUtils#urlToFile(URL) to convert the result to a {@link File}.
*/
public static URL getLocation(final Class<?> c) {
if (c == null) return null; // could not l...
How to get a resource id with a known resource name?
...dier() method, which is slow.
Here's the code:
/**
* @author Lonkly
* @param variableName - name of drawable, e.g R.drawable.<b>image</b>
* @param с - class of resource, e.g R.drawable.class or R.raw.class
* @return integer id of resource
*/
public static int getResId(String vari...
Optional query string parameters in ASP.NET Web API
... I wonder why we have to mention default values even for optional parameters as said here . Any type in C# always have a default value so routing run-time could have taken the type's default value if it didn't receive it from the URI. What is the technical reason behind this?. I'm sure this...
C# Ignore certificate errors?
...g the method,
/// this behaviour is prevented
/// </summary>
/// <param name="sender"></param>
/// <param name="certification"></param>
/// <param name="chain"></param>
/// <param name="sslPolicyErrors"></param>
/// <returns>true</return...
How to obtain the last path segment of a URI
...hat you are looking for:
URI uri = new URI("http://example.com/foo/bar/42?param=true");
String path = uri.getPath();
String idStr = path.substring(path.lastIndexOf('/') + 1);
int id = Integer.parseInt(idStr);
alternatively
URI uri = new URI("http://example.com/foo/bar/42?param=true");
String[] s...