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How to prevent ENTER keypress to submit a web form?
How do you prevent an ENTER key press from submitting a form in a web-based application?
29 Answers
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What's the purpose of SQL keyword “AS”?
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The AS keyword is to give an ALIAS name to your database table or to table column. In your example, both statement are correct but there are circumstance where AS clause is needed (though the AS operator itself is optional), e.g.
SELECT salary * 2 AS "Double salary" FROM empl...
Is there any use for unique_ptr with array?
... to admit, this looks like an opportunity for some refactoring with policy-based design.
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How do I put an 'if clause' in an SQL string?
So here's what I want to do on my MySQL database.
9 Answers
9
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Why / when would it be appropriate to override ToString?
...r can display, the debugging experience is hindered.
DO string formatting based on the current thread culture when returning culture-dependent information.
DO provide overload ToString(string format), or implement IFormattable, if the string return from ToString is culture-sensitive or there are v...
DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
... prevent the error from occurring:
from django.db import transaction, DatabaseError
try:
a.save()
except DatabaseError:
transaction.rollback()
Refer : Django documentation
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php - get numeric index of associative array
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All solutions based on array_keys don't work for mixed arrays. Solution is simple:
echo array_search($needle,array_keys($haystack), true);
From php.net:
If the third parameter strict is set to TRUE then the array_search() function will ...
indexOf method in an object array?
...m/find-index-of-object-in-array-by-contents ), and found that the function based answer mentioned here seems to be the second most performant answer. The only thing more performant ends up being putting it into a prototype, instead of just a function, as mentioned in my answer.
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How to disable Golang unused import error
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Here is an example of how you could use it:
import (
"log"
"database/sql"
_ "github.com/go-sql-driver/mysql"
)
To import a package solely for its side-effects (initialization), use
the blank identifier as explicit package name.
View more at https://golang.org/ref/spec#Import...
Maven2: Best practice for Enterprise Project (EAR file)
...o Maven and am trying to figure out the best practice to set up a EAR file based Enterprise project?
6 Answers
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