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How do you attach and detach from Docker's process?
...ntainer as an example:
# docker run -it -d ubuntu
91262536f7c9a3060641448120bda7af5ca812b0beb8f3c9fe72811a61db07fc
# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
91262536f7c9 ubuntu "/bi...
What's the difference between `1L` and `1`?
...es the integer value 16 from the hexadecimal representation. The constant 1e3L
gives 1000 as an integer rather than a numeric value and is equivalent to 1000L. (Note that the
‘L’ is treated as qualifying the term 1e3 and not the 3.) If we qualify a value with ‘L’ that is
not an integer...
How to find a deleted file in the project commit history?
...mit message
ba8d20e Another prior commit message affecting that file
cfea812 The first message for a commit in which that file appeared.
Checkout the file
If you choose the first-listed commit (the last chronologically, here bd8374c), the file will not be found, since it was deleted in that comm...
Are default enum values in C the same for all compilers?
....h>
#include <limits.h>
enum E {
E0,
E1,
E2 = 3,
E3 = 3,
E4,
E5 = INT_MAX,
#if 0
/* error: overflow in enumeration values */
E6,
#endif
};
int main(void) {
/* If unspecified, the first is 0. */
assert(E0 == 0);
assert(E1 == 1);
/* Repeated n...
How do I edit an existing tag message in git?
...d5
260ab7928d986472895b8c55e54569b3f3cb9517 tag1
a5797673f610914a45ef7ac051e3ee831a6e7c25 tag1
f22d6308c3cd330a3b0d86b9bf05562faf6b6f17
> git show tag1
tag tag1
Tagger: [tagger]
Date: [date of updated tag]
[Updated description]
tag tag1
Tagger: [tagger]
Date: [date of original tag]
[Origina...
Is it possible to cherry-pick a commit from another git repository?
...patch to the commit URL, and then applying it with git am < d821j8djd2dj812.patch. Outside of GH, similar concepts could be done as referenced in the alternative answer below.
– radicand
May 12 '12 at 19:29
...
What is the purpose of the single underscore “_” variable in Python?
...
812
_ has 5 main conventional uses in Python:
To hold the result of the last executed expression(...
Detect 7 inch and 10 inch tablet programmatically
... e.printStackTrace();
}
}
} catch (NoSuchMethodException e3) {
e3.printStackTrace();
}
share
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What does the function then() mean in JavaScript?
...er and an error handler, so S1 and E1 for P1, S2 and
E2 for P2, and S3 and E3 for P3:
xhrCall()
.then(S1, E1) //P1
.then(S2, E2) //P2
.then(S3, E3) //P3
In the normal flow of things, where there are no errors, the application would flow
through S1, S2, and finally, S3. But in real life, thi...
Break promise chain and call a function based on the step in the chain where it is broken (rejected)
... {
b = handleErrorTwo(e2);
}
var c = stepThree(b);
} catch(e3) {
c = handleErrorThree(e3);
}
The onRejected handler (the second argument of then) is essentially an error correction mechanism (like a catch block). If an error is thrown in handleErrorOne, it will be caught by the...