大约有 12,000 项符合查询结果（耗时：0.0260秒） [XML]
How to disable GCC warnings for a few lines of code
...0.
Here's an example:
#pragma GCC diagnostic error "-Wuninitialized"
foo(a); /* error is given for this one */
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wuninitialized"
foo(b); /* no diagnostic for this one */
#pragma GCC diagnostic pop
foo(c); ...
How to do a PUT request with curl?
...ader 'content-type: application/x-www-form-urlencoded' --data 'bar=baz&foo=foo1'
For POST request:
curl --request POST --url http://localhost:8080/post --header 'content-type: application/x-www-form-urlencoded' --data 'bar=baz&foo=foo1'
For GET request:
curl --request GET --url 'http:/...
sed beginner: changing all occurrences in a folder
...se at least the find utility together:
find . -type f -exec sed -i.bak "s/foo/bar/g" {} \;
This command will create a .bak file for each changed file.
Notes:
The -i argument for sed command is a GNU extension, so, if you are running this command with the BSD's sed you will need to redirect th...
How to encode the filename parameter of Content-Disposition header in HTTP?
... there is a comma (,) in the filename, e.g. Content-Disposition: filename="foo, bar.pdf". The result is that firefox downloads the file correctly but keeps the .part extension (e.g foo,bar.pdf-1.part). Then, of course the file won't open correctly because the application is not associated with .part...
What's the canonical way to check for type in Python?
...and this allows for types to be checked. Example of type hint syntax:
def foo(i: int):
return i
foo(5)
foo('oops')
In this case we want an error to be triggered for foo('oops') since the annotated type of the argument is int. The added type hint does not cause an error to occur when the scri...
When are C++ macros beneficial? [closed]
... Rather than type out the full catch blocks each time, I just type:
void Foo()
{
try {
::mylib::Foo()
}
HANDLE_EXCEPTIONS
}
This also makes maintenance easier. If I ever have to add a new exception type, there's only one place I need to add it.
There are other useful exampl...
how to permit an array with strong parameters
...t you can add it as hash if you want to avoid syntax error. params.permit(:foo, { bar: [] }, :zoo).
– Foo Bar Zoo
Mar 13 '18 at 20:28
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show...
Get file name from URL
...
URL url = new URL("http://www.example.com/some/path/to/a/file.xml?foo=bar#test");
System.out.println(FilenameUtils.getBaseName(url.getPath())); // -> file
System.out.println(FilenameUtils.getExtension(url.getPath())); // -> xml
System.out.println(FilenameUtils...
How do you unit test a Celery task?
... in Django is:
from django.test import TestCase, override_settings
from .foo import foo_celery_task
class MyTest(TestCase):
@override_settings(CELERY_ALWAYS_EAGER=True)
def test_foo(self):
self.assertTrue(foo_celery_task.delay())
...
Adding two Java 8 streams, or an extra element to a stream
...t and Stream.of, the first example could be written as follows:
Stream<Foo> stream = concat(stream1, concat(stream2, of(element)));
Importing static methods with generic names can result in code that becomes difficult to read and maintain (namespace pollution). So, it might be better to cre...