大约有 46,000 项符合查询结果（耗时：0.0711秒） [XML]
Why can't enum's constructor access static fields?
...at would fail:
enum Color {
RED, GREEN, BLUE;
static final Map<String,Color> colorMap = new HashMap<String,Color>();
Color() {
colorMap.put(toString(), this);
}
}
Static initialization of this enum type would throw a NullPointerException because the static ...
How do I convert a org.w3c.dom.Document object to a String?
I want to convert a org.w3c.dom.Document object to a String. I'm using Java 6 and am open to using any (completely free) technology that is up to the task. I tried the solution from this thread -- Is there a more elegant way to convert an XML Document to a String in Java than this code? , where t...
ModelState.AddModelError - How can I add an error that isn't for a property?
...than one of it's properties, as usual you call:
ModelState.AddModelError(string key, string errorMessage);
but use an empty string for the key:
ModelState.AddModelError(string.Empty, "There is something wrong with Foo.");
The error message will present itself in the <%: Html.ValidationSumm...
Reading a delimited string into an array in Bash
I have a variable which contains a space-delimited string:
5 Answers
5
...
Get type name without full namespace
...
Try this to get type parameters for generic types:
public static string CSharpName(this Type type)
{
var sb = new StringBuilder();
var name = type.Name;
if (!type.IsGenericType) return name;
sb.Append(name.Substring(0, name.IndexOf('`')));
sb.Append("<");
sb.Appe...
How do Trigonometric functions work?
... means both asin and acos were evaluated at the same time. There is little extra overhead in evaluating both quantities at the same time.
The results show that increasing the number of terms slightly increases execution time as would be expected. Even the smallest number of terms gave around 12-14 ...
Command to escape a string in bash
I need a bash command that will convert a string to something that is escaped. Here's an example:
3 Answers
...
How can I convert a string to upper- or lower-case with XSLT?
... implements-prefix="utils" language="C#">
<![CDATA[
public string ToLower(string stringValue)
{
string result = String.Empty;
if(!String.IsNullOrEmpty(stringValue))
{
result = stringValue.ToLower();
}
return result;
}
...
How do you do a limit query in JPQL or HQL?
...t<UserMetricValue> findTopNByUserIdAndMetricId(
@Param("userId") String userId, @Param("metricId") Long metricId,
@Param("limit") int limit);
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...
ASP.NET Web API Authentication
...ee:
[Authorize]
public class UsersController : ApiController
{
public string Get()
{
return "This is a top secret material that only authorized users can see";
}
}
Now we could write a client application consuming this API. Here's a trivial console application example (make su...