大约有 10,000 项符合查询结果（耗时：0.0159秒） [XML]
“rm -rf” equivalent for Windows?
...lso returns a non-zero value when the directory doesn't exist, so rd /s /q foo && echo "yay" will fail if directory "foo" doesn't exist.
– Dirk Groeneveld
Mar 31 '13 at 19:47
...
What is std::move(), and when should it be used?
...er that you would like to continue considering the reference as an rvalue.
foo(3 * 5); // obviously, you are calling foo with a temporary (rvalue)
int a = 3 * 5;
foo(a); // how to tell the compiler to treat `a` as an rvalue?
foo(std::move(a)); // will call `foo(int&& a)` rather than `fo...
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...
Why can't I forward-declare a class in a namespace using double colons?
...-zA-Z0-9_]* we are all familiar with. As you can see, this precludes class foo::bar; from being a valid forward declaration, because foo::bar is not an identifier. It's a fully qualified name, something different.
share
...
How to check BLAS/LAPACK linkage in NumPy and SciPy?
...be two orders of magnitude slower than ATLAS.
– Fred Foo
Sep 1 '13 at 12:33
5
_dotblas.so no long...
Why should casting be avoided? [closed]
... I don't think those are inherently red flags. If you have a Foo object that inherits from Bar, and you store that in a List<Bar>, then you're going to need casts if you want that Foo back. Perhaps it indicates a problem at an architectural level (why are we storing Bars instead ...
Store password in TortoiseHg
...file:
[auth]
example.prefix = https://hg.example.net/
example.username = foo
example.password = bar
share
|
improve this answer
|
follow
|
...
cscope or ctags why choose one over the other? [closed]
...hod is defined or implemented. The second feature means that when you type foo. or foo->, and if foo is a structure, then a pop-up menu with field completion will be shown.
cscope also has the first feature - using set cscopetag - but not the last. However cscope additionally adds the ability to...
How do you do a simple “chmod +x” from within python?
... created: Executable is only set for those that can read.
Usage:
path = 'foo.sh'
with open(path, 'w') as f: # umask in effect when file is created
f.write('#!/bin/sh\n')
f.write('echo "hello world"\n')
make_executable(path)
...
Moving from CVS to Git: $Id$ equivalent?
...sion like I expected. You have to re-co the file, for example,
git commit foo.sh
rm foo.sh
git co foo.sh
And then you will see the expansion, for example:
$ head foo.sh
#!/bin/sh
# $Id: e184834e6757aac77fd0f71344934b1cd774e6d4 $
Some good information is in How do I enable the ident string for...