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How can I check if multiplying two numbers in Java will cause an overflow?
...t; 0 && b < maximum / a))
{
// Overflow
}
Here's a little table I whipped up to check this, pretending that overflow happens at -10 or +10:
a = 5 b = 2 2 > 10 / 5
a = 2 b = 5 5 > 10 / 2
a = -5 b = 2 2 > -10 / -5
a = -2 b = 5 5 > -10 / -...
Height equal to dynamic width (CSS fluid layout) [duplicate]
...secret. Well done Sathran thank you very much.
– Immutable Brick
Mar 5 '14 at 9:06
2
In my opinio...
How do I check in JavaScript if a value exists at a certain array index?
...guage and it would be inefficient for certain code. They're probably hash tables or some hybrid mixture of strategies, and undefined ranges of the array probably aren't allocated their own memory. Nonetheless, JavaScript the language wants to present arrays of array.length n as having n members an...
Why does typeof array with objects return “object” and not “array”? [duplicate]
...index properties that may be inherited from its prototypes.
And here's a table for typeof
To add some background, there are two data types in JavaScript:
Primitive Data types - This includes null, undefined, string, boolean, number and object.
Derived data types/Special Objects - These incl...
Mapping enum to string in hibernate
... I was in hibernate.ddl-auto=update mode and I had to drop my table and let hibernate create it again in order to convert my enum from int to varchar. Hopefully it helps someone with similar issue.
– Arashsoft
Feb 15 '18 at 21:35
...
Convert MySql DateTime stamp into JavaScript's Date format
...ollowing:
#MySQL
select date_format(my_date_column,'%Y-%m-%dT%T') from my_table;
#PHP
$php_date_str = substr($mysql_date_str,0,10).'T'.substr($mysql_date_str,11,8);
//JavaScript
js_date_str = mysql_date_str.substr(0,10)+'T'+mysql_date_str.substr(11,8);
...
Get selected element's outer HTML
...nction; the issue is that I need the HTML including the selected object (a table row in this case, where .html() only returns the cells inside the row).
...
Rails: Get Client IP address
...ackable" option includes a column for current/last_sign_in_ip in the users table.
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Import SQL file into mysql
I have a database called nitm . I haven't created any tables there. But I have a SQL file which contains all the necessary data for the database. The file is nitm.sql which is in C:\ drive . This file has size of about 103 MB. I am using wamp server.
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Replace duplicate spaces with a single space in T-SQL
...
Chris, you can use non-printable ASCII characters like as CHAR(17) and CHAR(18), as these will NEVER be in your input text. Still faster than the looping of the accepted answer.
– richardtallent
Mar 16 '10 at 22:2...