大约有 1,832 项符合查询结果（耗时：0.0156秒） [XML]
Efficiency of premature return in a function
...
There is no difference at all:
=====> cat test_return.cpp
extern void something();
extern void something2();
void test(bool b)
{
if(b)
{
something();
}
else
something2();
}
=====> cat test_return2.cpp
extern void something();
e...
Retrieve specific commit from a remote Git repository
...push.sh:
git fetch --depth=1 ../testrepo/.git $SHA1
You can use the git cat-file command to see that the commit has been fetched:
git cat-file commit $SHA1
"git upload-pack" that serves "git fetch" can be told to serve
commits that are not at the tip of any ref, as long as they are
reac...
How to load/edit/run/save text files (.py) into an IPython notebook cell?
...you don't wont to use the notebook as a text editor ? (I mean : each modification in the cell won't change the .py file). By the way, I have no clue of a native way to insert a .py content in a cell, I always copy/paste my code when needed... sorry
– Raphaël Braud
...
Java - No enclosing instance of type Foo is accessible
... System.out.println("Dog checkup");
}
}
class Cat extends Animal {
@Override
void checkup() {
System.out.println("Cat Checkup");
}
}
}
share
|
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How do I join two SQLite tables in my Android application?
... a.alternative
FROM tbl_question AS q, tbl_alternative AS a
WHERE q.categoryid = a.categoryid
AND q._id = a.questionid;
This is from memory so there may be some syntactic issues.
http://www.sqlite.org/lang_createview.html
I mention this approach because then you can use SQLiteQueryBui...
Is there a better way to express nested namespaces in C++ within the header
...R_EXPAND(VA_COUNT_HELPER(__VA_ARGS__, 6, 5, 4, 3, 2, 1))
#define VA_SELECT_CAT(_Name, _Count, ...) VA_HELPER_EXPAND(_Name##_Count(__VA_ARGS__))
#define VA_SELECT_HELPER(_Name, _Count, ...) VA_SELECT_CAT(_Name, _Count, __VA_ARGS__)
#define VA_SELECT(_Name, ...) VA_SELECT_HE...
How to use Checkbox inside Select Option
...heckbox" size="5">
<option>Dog</option>
<option>Cat</option>
<option>Hippo</option>
<option>Dinosaur</option>
<option>Another Dog</option>
</select>
<h3>Font Awesome</h3>
<select multiple="" class...
Create a pointer to two-dimensional array
...itb, i'm sorry but this is wrong as your solution does not provide any allocation of storage for the array.
– Rob Wells
Jun 27 '09 at 18:11
2
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How do I get both STDOUT and STDERR to go to the terminal and a log file?
... I don't know of an equivalent for sh/bash/ksh.
Also, since you have indicated that these are your own sh scripts that you can modify, you can do the redirection internally by surrounding the whole script with braces or brackets, like
#!/bin/sh
{
... whatever you had in your script before...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
... 2012-03-28 20:43 uevent
Here the dev file contains this information:
# cat /sys/class/tty/ttyUSB0/dev
188:0
This is the major/minor node. These can be searched in the /dev directory to get user-friendly names:
# ll -R /dev |grep "188, *0"
crw-rw---- 1 root dialout 188, 0 2012-03-28 20:44 ...