大约有 45,000 项符合查询结果（耗时：0.0549秒） [XML]
How to get a float result by dividing two integer values using T-SQL?
...understand that CASTing to FLOAT is not allowed in MySQL and will raise an error when you attempt to CAST(1 AS float) as stated at MySQL dev.
The workaround to this is a simple one. Just do
(1 + 0.0)
Then use ROUND to achieve a specific number of decimal places like
ROUND((1+0.0)/(2+0.0), 3)
...
Find TODO tags in Eclipse
When I used Eclipse to add unimplemented methods to a Java class to fix an error, methods were auto-generated and include // TODO Auto-generated method stub
...
Piping command output to tee but also save exit code of command [duplicate]
...=`mktemp`
(mvn clean install $@; echo $?>$f) | tee $logfile
e=`cat $f` #error in variable e
rm $f
share
|
improve this answer
|
follow
|
...
How to check if array is empty or does not exist? [duplicate]
...for undefined first. If you do it the other way round, it will generate an error if the array is undefined.
if (array === undefined || array.length == 0) {
// array empty or does not exist
}
Update
This answer is getting a fair amount of attention, so I'd like to point out that my original answ...
Loop backwards using indices in Python?
...
yes, PEP-322 gives us a clear and least error-prone way to reverse iterations.
– Allen Shen
Jul 31 '19 at 20:25
1
...
Manipulating an Access database from Java without ODBC
...class was stuck with this issue believing it to be a file system privilege error. Helped me loads and it took a surprising amount of digging to realize Oracle done away with the JDBC-ODBC bridge from Java 8.
– wilbomc
Jan 22 '15 at 1:23
...
deny directory listing with htaccess
...
For showing Forbidden error then include these lines in your .htaccess file:
Options -Indexes
If we want to index our files and showing them with some information, then use:
IndexOptions -FancyIndexing
If we want for some particular extensi...
How to subtract date/time in JavaScript? [duplicate]
...
in TypeScript I get a tslint error when I try to do this: var diff = Math.abs(new Date() - compareDate);
– Devid
Sep 16 '17 at 10:32
...
Laravel Pagination links not including other GET parameters
... This worked for laravel 5.6, using the accepted answer solution caused an error for me.
– Muhmmad Aziz
Aug 26 '18 at 7:19
1
...
JavaScript displaying a float to 2 decimal places
...te value with jquery from an element, if I use only toFixed it produces an error. parseFloat fixes it.
– panos
Jan 13 '16 at 11:36
2
...