大约有 43,200 项符合查询结果（耗时：0.0645秒） [XML]
Testing whether a value is odd or even
...
return n % 2 == 0;
}
function isOdd(n) {
return Math.abs(n % 2) == 1;
}
You can check that any value in Javascript can be coerced to a number with:
Number.isFinite(parseFloat(n))
This check should preferably be done outside the isEven and isOdd functions, so you don't have to duplicate ...
How to exit if a command failed?
...
Try:
my_command || { echo 'my_command failed' ; exit 1; }
Four changes:
Change && to ||
Use { } in place of ( )
Introduce ; after exit and
spaces after { and before }
Since you want to print the message and exit only when the command fails ( exits with non-zero va...
Convert string to List in one line?
...
|
edited Feb 16 '11 at 1:19
answered Feb 16 '11 at 1:09
...
Parcelable where/when is describeContents() used?
...
181
There is a constant defined in Parcelable called CONTENTS_FILE_DESCRIPTOR which is meant to be...
Overriding Binding in Guice
...
149
This might not be the answer you're looking for, but if you're writing unit tests, you probabl...
MySQL 'create schema' and 'create database' - Is there any difference
...
140
The documentation of MySQL says :
CREATE DATABASE creates a database
with the given nam...
Professional jQuery based Combobox control? [closed]
...
|
edited Sep 26 '13 at 15:13
Timo Huovinen
44k3232 gold badges122122 silver badges122122 bronze badges
...
How do I prompt a user for confirmation in bash script? [duplicate]
...
10 Answers
10
Active
...