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How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw
...eUploadEvent event) {
UploadedFile uploadedFile = event.getFile();
String fileName = uploadedFile.getFileName();
String contentType = uploadedFile.getContentType();
byte[] contents = uploadedFile.getContents(); // Or getInputStream()
// ... Save it, now!
}
Or if you want non-aj...
Set the value of an input field
... Never set non-text values to such fields. If you read back you will read string (!) in some browsers )
– socketpair
Apr 4 '14 at 14:21
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SQLite select where empty?
...e faster in some situation, as comparing numbers is simpler than comparing strings. If the performance for that is a concern, you should of course check what it does.
– Guffa
Apr 16 '12 at 11:16
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How to get the ThreadPoolExecutor to increase threads to max before queueing?
...rQueue is unbounded so you don't get a capacity-bounded task queue without extra work.
– Yeroc
Jan 10 '17 at 17:36
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How do I convert a String to an InputStream in Java?
Given a string:
4 Answers
4
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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
...
Use the other encode method in URLEncoder:
URLEncoder.encode(String, String)
The first parameter is the text to encode; the second is the name of the character encoding to use (e.g., UTF-8). For example:
System.out.println(
URLEncoder.encode(
"urlParameterString",
java.nio...
Meaning of acronym SSO in the context of std::string
...ral answers referred to "SSO" in the context of optimizing copies of std::string . What does SSO mean in that context?
3 A...
DateTime.ToString(“MM/dd/yyyy HH:mm:ss.fff”) resulted in something like “09/14/2013 07.20.31.371”
...ve way in custom date and time formats.
How can I make sure the result string is delimited by colon instead of dot?
I'd suggest specifying CultureInfo.InvariantCulture:
string text = dateTime.ToString("MM/dd/yyyy HH:mm:ss.fff",
CultureInfo.InvariantCulture);
...
What is the difference between decodeURIComponent and decodeURI?
...back to the difference between the decode functions, each function decodes strings generated by its corresponding encode counterpart taking care of the semantics of the special characters and their handling.
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Using IQueryable with Linq
...ECT c.Id, c.Name
FROM [dbo].[Customer] c
WHERE c.Region = 'North'
(the string might end up as a parameter; I can't remember)
None of this would be possible if we had just used a delegate. And this is the point of Queryable / IQueryable<T>: it provides the entry-point for using expression ...