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Understanding PrimeFaces process/update and JSF f:ajax execute/render attributes
... behaves exactly the same except that it doesn't support a comma-separated string while the PrimeFaces one does (although I personally recommend to just stick to space-separated convention), nor the @parent keyword. Also, it may be useful to know that <p:commandXxx process> defaults to @form w...
Why should Java ThreadLocal variables be static
...urrentUser
public class CurrentUser {
private static final ThreadLocal<String> CURRENT = new ThreadLocal<String>();
public static ThreadLocal<String> getCurrent() {
return CURRENT;
}
public static void setCurrent(String user) {
CURRENT.set(user);
}
}
public class TestS...
Response.Redirect to new window
...ponseHelper
{
public static void Redirect(this HttpResponse response, string url, string target, string windowFeatures)
{
if ((String.IsNullOrEmpty(target) || target.Equals("_self", StringComparison.OrdinalIgnoreCase)) && String.IsNullOrEmpty(windowFeatures))
{
...
Check if a folder exist in a directory and create them using C#
...
This should help:
using System.IO;
...
string path = @"C:\MP_Upload";
if(!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
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Ruby: Merging variables in to a string
I'm looking for a better way to merge variables into a string, in Ruby.
7 Answers
7
...
List vs List
...
The difference is that, for example, a
List<HashMap<String,String>>
is a
List<? extends Map<String,String>>
but not a
List<Map<String,String>>
So:
void withWilds( List<? extends Map<String,String>> foo ){}
void noWilds( List&l...
Call a stored procedure with parameter in c#
...
cmd.Parameters.Add(String parameterName, Object value) is deprecated now. Instead use cmd.Parameters.AddWithValue(String parameterName, Object value)
Add(String parameterName, Object value) has been deprecated. Use AddWithValue(String parame...
What is the difference between concurrency and parallelism?
...presentation. This way, once you get back at home, you just need to work 1 extra hour instead of 5.
In this case, both tasks are done by you, just in pieces. You interrupted the passport task while waiting in the line and worked on presentation. When your number was called, you interrupted present...
Control the dashed border stroke length and distance between strokes
...t even if the container's dimensions are dynamic.
Does not make use of any extra pseudo-elements which means they can be kept aside for any other potential usage.
Cons:
Browser support for linear gradients is comparatively lower and this is a no-go if you want to support IE 9-. Even libraries li...
Post parameter is always null
...ave to mess around with fiddler putting an = sign at the beginning of your string or changing the content-type.
As an aside, I first tried to following one of the answers above which was to change the content type to: "Content-Type: application/x-www-form-urlencoded". For raw data this is bad advi...