大约有 15,461 项符合查询结果（耗时：0.0211秒） [XML]
Test if remote TCP port is open from a shell script
I'm looking for a quick and simple method for properly testing if a given TCP port is open on a remote server, from inside a Shell script.
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call a static method inside a class?
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Let's assume this is your class:
class Test
{
private $baz = 1;
public function foo() { ... }
public function bar()
{
printf("baz = %d\n", $this->baz);
}
public static function staticMethod() { echo "static method\n"; }
}
F...
How to implode array with key and value without foreach in PHP
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I spent measurements (100000 iterations), what fastest way to glue an associative array?
Objective: To obtain a line of 1,000 items, in this format: "key:value,key2:value2"
We have array (for example):
$array = [
'test0' => 344,
'test1' => 235,
'test2' =...
Build Eclipse Java Project from Command Line
...ke this:
Building workspace
Building '/RemoteSystemsTempFiles'
Building '/test'
Invoking 'Java Builder' on '/test'.
Cleaning output folder for test
Build done
Building workspace
Building '/RemoteSystemsTempFiles'
Building '/test'
Invoking 'Java Builder' on '/test'.
Preparing to build test
Cleaning ...
How to capture a list of specific type with mockito
...generics-problem can be avoided with the @Captor annotation:
public class Test{
@Mock
private Service service;
@Captor
private ArgumentCaptor<ArrayList<SomeType>> captor;
@Before
public void init(){
MockitoAnnotations.initMocks(this);
}
@Test ...
Regex to validate date format dd/mm/yyyy
...0-8])(\/|-|\.)(?:(?:0?[1-9])|(?:1[0-2]))\4(?:(?:1[6-9]|[2-9]\d)?\d{2})$
I tested it a bit in the link Arun provided in his answer and also here and it seems to work.
Edit February 14th 2019: I've removed a comma that was in the regex which allowed dates like 29-0,-11
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Get generic type of java.util.List
...in class, then you can get them with a little help of reflection:
package test;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.util.ArrayList;
import java.util.List;
public class Test {
List<String> stringList = new ArrayList<String>();
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How to calculate number of days between two given dates?
...= (b-a)
print delta.days
For reference: http://arrow.readthedocs.io/en/latest/
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Accessing dict_keys element by index in Python3
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Call list() on the dictionary instead:
keys = list(test)
In Python 3, the dict.keys() method returns a dictionary view object, which acts as a set. Iterating over the dictionary directly also yields keys, so turning a dictionary into a list results in a list of all the keys...
How to debug a bash script? [closed]
...teresting
https://github.com/koalaman/shellcheck
A little example:
$ cat test.sh
ARRAY=("hello there" world)
for x in $ARRAY; do
echo $x
done
$ shellcheck test.sh
In test.sh line 3:
for x in $ARRAY; do
^-- SC2128: Expanding an array without an index only gives the first element.
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