大约有 44,000 项符合查询结果（耗时：0.0450秒） [XML]
Using str_replace so that it only acts on the first match?
...n preg_replace($from, $to, $content, 1);
}
echo str_replace_first('abc', '123', 'abcdef abcdef abcdef');
// outputs '123def abcdef abcdef'
The magic is in the optional fourth parameter [Limit]. From the documentation:
[Limit] - The maximum possible
replacements for each pattern in each
s...
Run an OLS regression with Pandas Data Frame
... Jarque-Bera (JB): 0.498
Skew: -0.123 Prob(JB): 0.780
Kurtosis: 1.474 Cond. No. 5.21e+04
==============================================================================
Warnings:
[1] The con...
How to make a Java Generic method static?
... you are calling the static method,
Greet.sayHello("Bob");
Greet.sayHello(123);
JVM interprets it as the following.
Greet.<String>sayHello("Bob");
Greet.<Integer>sayHello(123);
Both giving the same outputs.
Hello Bob
Hello 123
...
String concatenation: concat() vs “+” operator
...ing a = "abc";
public String b = "xyz";
public String c = "123";
}
@org.openjdk.jmh.annotations.State(Scope.Thread)
public static class State4 {
public String a = "abc";
public String b = "xyz";
public String c = "123";
public String d = ...
How can I update NodeJS and NPM to the next versions?
...
123
npm update npm -g didn't work for me on windows - it completed without output but npm remained the same version (1.3.11 when the most rece...
Find rows that have the same value on a column in MySQL
...* FROM member WHERE email = (Select email From member Where login_id = john123@hotmail.com)
This will return all records that have john123@hotmail.com as a login_id value.
share
|
improve this an...
How to get everything after last slash in a URL?
...,
'http://www.test.com/page/TEST2',
'http://www.test.com/page/page/12345',
'http://www.test.com/page/page/12345?abc=123'
]
for i in urls:
url_parts = urllib.parse.urlparse(i)
path_parts = url_parts[2].rpartition('/')
print('URL: {}\nreturns: {}\n'.format(i, path_parts[2]))
...
How should I write tests for Forms in Django?
... response = self.client.post("/form-url/", data={ 'name': 'test123', 'category': 1, 'note': 'note123' }, content_type=django.test.client.MULTIPART_CONTENT) If any stuck with getting empty instance when saving the form, then check the requests sent from br...
Why does Javascript's regex.exec() not always return the same value? [duplicate]
...ignment as the loop condition.
var re = /foo_(\d+)/g,
str = "text foo_123 more text foo_456 foo_789 end text",
match,
results = [];
while (match = re.exec(str))
results.push(+match[1]);
DEMO: http://jsfiddle.net/pPW8Y/
If you don't like the placement of the assignment, the loo...
Disabled href tag
...
You can use:
<a href="/" onclick="return false;">123n</a>
share
|
improve this answer
|
follow
|
...