大约有 42,000 项符合查询结果（耗时：0.0449秒） [XML]
Rails nested form with has_many :through, how to edit attributes of join model?
...e form generated by Rails is submitted to the Rails controller#action, the params will have a structure similar to this (some made up attributes added):
params = {
"topic" => {
"name" => "Ruby on Rails' Nested Attributes",
"linkers_attributes" => {
"0" =>...
Javascript : Send JSON Object with Ajax?
... @ShuruiLiu a URL goes in place of "/json-handler" as a 2nd param of the open() method
– Alexandr Nil
Feb 7 '17 at 12:39
|
sh...
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...
Check if a value is within a range of numbers
... scenario.
/**
* Checks if an integer is within ±x another integer.
* @param {int} op - The integer in question
* @param {int} target - The integer to compare to
* @param {int} range - the range ±
*/
function nearInt(op, target, range) {
return op < target + range && op > t...
Can a Byte[] Array be written to a file in C#?
.../ Convert the Binary AnyFile to Byte[] format
/// </summary>
/// <param name="image"></param>
/// <returns></returns>
public static byte[] ConvertANYFileToBytes(HttpPostedFileBase image)
{
byte[] imageBytes = null;
BinaryReader reader = new BinaryReader(image.In...
How to limit the maximum value of a numeric field in a Django model?
...t, that would require a lot more code since since you can specify a 'skip' parameter - range(1, 50, 2) - Interesting idea though...
share
|
improve this answer
|
follow
...
How to store Java Date to Mysql datetime with JPA
...
java.util.Date date = new Date();
Object param = new java.sql.Timestamp(date.getTime());
preparedStatement.setObject(param);
share
|
improve this answer
...
Is there an equivalent for var_dump (PHP) in Javascript?
...var_dump'ish behavior. It only dumps one variable per call. The
* first parameter is the variable, and the second parameter is an optional
* name. This can be the variable name [makes it easier to distinguish between
* numerious calls to this function], but any string value can be passed.
*
...
How to write to a file in Scala?
...Ops, Path, Codec, OpenOption}
// the codec must be defined either as a parameter of ops methods or as an implicit
implicit val codec = scalax.io.Codec.UTF8
val file: FileOps = Path ("file")
// write bytes
// By default the file write will replace
// an existing file with t...
How to add a line break in C# .NET documentation
...for a long time now... I saw the para option listed, but assumed it was a "paramater" shortcut.
– Tinkerer_CardTracker
Sep 2 '11 at 4:23
...