大约有 15,471 项符合查询结果（耗时：0.0209秒） [XML]
How do I use shell variables in an awk script?
... support them (including Bash):
awk '{print $0}' <<< "$variable"
test
This is the same as:
printf '%s' "$variable" | awk '{print $0}'
P.S. this treats the variable as a file input.
ENVIRON input
As TrueY writes, you can use the ENVIRON to print Environment Variables.
Setting a var...
Why does DEBUG=False setting make my django Static Files Access fail?
...
Doesn't make sense to me. I would like to test it locally somehow with Debug=False
– Philipp S.
Jun 23 at 13:55
...
How to check if a string contains only digits in Java [duplicate]
...Sequences
Edit: due to some confusion in other answers, I am writing a test case and will explain some more things in detail.
Firstly, if you are in doubt about the correctness of this solution (or others), please run this test case:
String regex = "\\d+";
// positive test cases, should all b...
Why does make think the target is up to date?
...
Maybe you have a file/directory named test in the directory. If this directory exists, and has no dependencies that are more recent, then this target is not rebuild.
To force rebuild on these kind of not-file-related targets, you should make them phony as follow...
How to configure encoding in Maven?
...-plugin (http://maven.apache.org/plugins/maven-failsafe-plugin/integration-test-mojo.html) I found, that the <encoding> configuration - of course - uses ${project.reporting.outputEncoding} by default. So I added the property as a child element of the project element and everything is fine now:...
How to use string.replace() in python 3.x
...e str.replace() as a chain of str.replace(). Think you have a string like 'Testing PRI/Sec (#434242332;PP:432:133423846,335)' and you want to replace all the '#',':',';','/' sign with '-'. You can replace it either this way(normal way),
>>> str = 'Testing PRI/Sec (#434242332;PP:432:1334238...
How do I add custom field to Python log format string?
....basicConfig(format="%(foo)s - %(message)s")
>>> logging.warning('test', extra={'foo': 'bar'})
bar - test
Also, as a note, if you try to log a message without passing the dict, then it will fail.
>>> logging.warning('test')
Traceback (most recent call last):
File "/usr/lib/py...
Understanding __get__ and __set__ and Python descriptors
...can be used as methods with self implicitly passed as first argument.
def test_function(self):
return self
class TestClass(object):
def test_method(self):
...
If you look up test_method on an instance you'll get back a "bound method":
>>> instance = TestClass()
>>...
How can I generate an INSERT script for an existing SQL Server table that includes all stored rows?
...sults, so I wrote this stored procedure.
Example:
Exec [dbo].[INS] 'Dbo.test where 1=1'
(1) Here dbo is schema and test is tablename and 1=1 is condition.
Exec [dbo].[INS] 'Dbo.test where name =''neeraj''' * for string
(2) Here dbo is schema and test is tablename and name='neeraj' is condi...
CSS text-overflow: ellipsis; not working?
...e: nowrap;
color: #000;
}
<div class="app">
<a href="">Test Test Test Test Test Test</a>
</div>
Useful references:
https://developer.mozilla.org/en-US/docs/Web/CSS/text-overflow
https://developer.mozilla.org/en-US/docs/Web/CSS/white-space
...