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Difference between val() and text()
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val() is used to fetch value from all html input types like(checkbox,text,etc),where user have an option to input
value.
Ex:-
<input type="text" id="txt_name" />
<input type="checkbox" name="vehicle" value="Bike" id="chk_byk" cl...
Is a Java string really immutable?
...ge the values of enums, change the lookup table used in Integer autoboxing etc.
Now, the reason s1 and s2 change value, is that they both refer to the same interned string. The compiler does this (as mentioned by other answers).
The reason s3 does not was actually a bit surprising to me, as I tho...
Which MySQL data type to use for storing boolean values
...eah, I'd go for either this or, for a CHAR(1) and store 'Y'/'N' or 'T'/'F' etc. depending upon the context. The advantage of using a small integer type is that you get maximum portability across RDBMS-es
– Roland Bouman
May 15 '10 at 22:42
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How to manually deprecate members
...e platform (iOS, iOSApplicationExtension, macOS, watchOS, tvOS, * for all, etc.).
You can also specify the version of the platform from which it was introduced, deprecated, obsoleted, renamed, and a message :
@available(iOS, deprecated:6.0)
func myFunc() {
// calling this function is deprecat...
Example of UUID generation using Boost in C++
...ors
#include <boost/uuid/uuid_io.hpp> // streaming operators etc.
int main() {
boost::uuids::uuid uuid = boost::uuids::random_generator()();
std::cout << uuid << std::endl;
}
Example output:
7feb24af-fc38-44de-bc38-04defc3804de
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How do I trim leading/trailing whitespace in a standard way?
...fer[compare_pos]);
}
}
}
return 0;
}
Source file was trim.c. Compiled with 'cc -Wall trim.c -o trim'.
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App restarts rather than resumes
...ne of these answers worked for me. I found that in the AndroidManifest.xml file, launchMode is set to singleInstance (android:launchMode="singleInstance"). Removing the launchMode attribute fixed my issue.
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Why use the INCLUDE clause when creating an index?
...are not ordered.
This means it isn't really useful for predicates, sorting etc as I mentioned above. However, it may be useful if you have a residual lookup in a few rows from the key column(s)
Another MSDN article with a worked example
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What's the difference between lists and tuples?
...yone else, which is to say you don't need to worry about any API functions etc. changing your tuple without being asked.
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How can I get jquery .val() AFTER keypress event?
... This is also great when you need to ignore pressing arrow keys, shift etc. in input field.
– hovado
Nov 19 '15 at 14:02
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