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Questions tagged [named-parameters]

Named parameters enable you to specify an argument for a particular parameter by associating the argument with the parameter's name rather than with the parameter's position in the parameter list.

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Named keywords in decorators?

I've been playing around in depth with attempting to write my own version of a memoizing decorator before I go looking at other people's code. It's more of an exercise in fun, honestly. However, in the course of playing around I've found I can't…
wheaties
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Does Basic4Android support named parameters like Visual Basic?

Since Basic4Android is based on Visual Basic, can it support named parameters to make the code more readable?
guagay_wk
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Null pointer in Initialising NamedParameterJdbcTemplate bean

If i do the code in controller with final DataSource dataSource = (DataSource) getApplicationContext().getBean("dataSource", DataSource.class); final JdbcTemplate jdbcTemplate = new JdbcTemplate(jdbcDataSource); final NamedParameterJdbcTemplate…
Arun b
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python sqlite named parameter containing dash

I'm trying to insert a record into an sqlite database using named parameters in python (with the sqlite3 module). The values I want to insert are in a dictionary, but the dictionary keys might contain dashes, for example {'request-id': 100,…
Daniele
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Ruby's named parameters with hyphens

I often have to generate SVG files, and I like doing so with Ruby's Nokogiri. The nice thing about Nokogiri is that it lets you create attributes passing a hash to their "functions", like so doc.rect(:x => 0, :y => 0, :width => 100, :height =>…
Morpheu5
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JDBC query doesn't work when giving NamedParameterJdbcOperation gets date as parameter (in params map)

I try to query my Mysql DB using JDBC. I use the org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations. The column DATE_FROM in my_table is defined as DATE column (which is also a PK). A simplified version of a query which works…
user1028741
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Angular optional named groups on url leave encoded question mark

I have the following angular route: $routeProvider.when('/sites/:var1/:var?/something/:year?/:month?/', { templateUrl: 'path-to-template.html, controller: 'PageController' }); …
user3638565
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Java persistence: named queries. Multiple parameters changes boolean values to int?

I'm an amateur programmer and I'm having trouble with the java eclipse persistence named queries. I have an entity class. In this class I have created named queries. With the ClientInformation.getList I have two parameters. One on active (Boolean)…
Mohr
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Why do named parameters appear to work in PHP?

I recently discovered some code in PHP that appeared to use named parameters, and was surprised. $this->setCellPaddings ($left = '', $top = '', $right = '', $bottom = '1'); Unfortunately a quick test confirmed my fear: only the order matters. If…
iconoclast
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How can I avoid undesired argument matching?

Suppose I write such a function in R: fun1 <- function(x,...,simplify=TRUE,sort=TRUE) { # do something here ... } In the function, ... is supposed to be a number of expressions that are evaluated in specific environments. However, sometimes it…
Kun Ren
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WSO2 DSS 3.2.0/3.2.1 can't recognize named parameters within LIKE statements

I have created a simple Data Service using wso2 dss as follows. Query : SELECT id, key, value, description FROM dbo.configs where key like '%:filter%' Final XML : SELECT id, key,…
Yasas Karunarathna
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When should i consider using named parameters against normal parameters?

I was splitting RenameFolder to two pieces and i notice visual studios 2010 supports named parameters! (example below). I know this has existed for a number of years in other languages. I remember a professor saying why he likes named parameters and…
user34537
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NoSuchMethodError when named parameters are added to previously working update with NamedParameterJdbcTemplate

I'm able to successfully connect to a MySQL database with SpringMVC and JDBC, I can run queries and updates no problem, until I try to add named parameters. Any named parameter and I get the following exception: nested exception is…
paniclater
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NamedParameterJdbcTemplate with SQL Server : Incorrect syntax near '@P0'

I have the following code which runs a query against a SQL Server DB. I've read these links http://jenikya.com/blog/2009/02/sqlexception-select-top-number.html MS SQL Exception: Incorrect syntax near '@P0' but i still can't see where/why i'm…
emeraldjava
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C# syntax ignoring a parameter, asking of possibilities

Having public static void Search(string name, int age = 21, string city = "Tehran") { MessageBox.Show(String.Format("Name = {0} - Age = {1} - City = {2}", name, age, city)); } I want to call Search method using name and city…
Mahdi Tahsildari
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