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How do I get the value of a textbox using jQuery?
...he value of the text box:
$("#txtEmail").val()
You can also use the val(string) method to set that value:
$("#txtEmail").val("something")
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f...
.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?
...llection to an array: either using
a pre-sized array (like c.toArray(new String[c.size()])) or
using an empty array (like c.toArray(new String[0]). In
older Java versions using pre-sized array was recommended, as the
reflection call which is necessary to create an array of proper size
...
XML serialization in Java? [closed]
...t can have problems on complecated tree structures such as JGraph with non string node objects though.
– mikek3332002
Jun 3 '10 at 4:22
...
How to repeat a string a variable number of times in C++?
I want to insert 'n' spaces (or any string) at the beginning of a string in C++. Is there any direct way to do this using either std::strings or char* strings?
...
How to do something to each file in a directory with a batch script
...e delimiter the for /f command is using. for example, you can use the pipe char.
for /f "delims=|" %%f in ('dir /b c:\') do echo %%f
Update 2: (quick one year and a half after the original answer :-)) If the directory name itself has a space in the name, you can use the usebackq option on the for...
Calculate size of Object in Java [duplicate]
...te static Instrumentation instrumentation;
public static void premain(String args, Instrumentation inst) {
instrumentation = inst;
}
public static long getObjectSize(Object o) {
return instrumentation.getObjectSize(o);
}
}
Use getObjectSize:
public class C {
pr...
byte[] to file in Java
...e(filePath).toPath(), data);
Where data is your byte[] and filePath is a String. You can also add multiple file open options with the StandardOpenOptions class. Add throws or surround with try/catch.
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How to report an error from a SQL Server user-defined function
...T to throw meaningful error:
create function dbo.throwError()
returns nvarchar(max)
as
begin
return cast('Error happened here.' as int);
end
Then Sql Server will show some help information:
Msg 245, Level 16, State 1, Line 1
Conversion failed when converting the varchar value 'Error happened...
Is there a limit on how much JSON can hold?
...the "default is 2097152 characters, which is equivalent to 4 MB of Unicode string data" for the property JavaScriptSerializer.MaxJsonLength mentioned in Amber's answer. (N.B. I have quoted from MSDN)
– dumbledad
Dec 12 '12 at 20:38
...
Regular expression for a string containing one word but not another
...first bit, (?!.*details.cfm) is a negative look-ahead: before matching the string it checks the string does not contain "details.cfm" (with any number of characters before it).
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