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How to resolve “Waiting for Debugger” message?
...pse also confused me so much before, but today, i got this problem solved, by the following steps:
When you want to debug a android project, for instance, mypro. you would right click on it in the "Package Explorer". Then choose "Debug as"-->"Android Application".
Then the emulator might stop a...
Are +0 and -0 the same?
...number representations allow for the existence of two zeros, often denoted by −0 (negative zero) and +0 (positive zero). This occurs in some signed number representations for integers, and in most floating point number representations. The number 0 is usually encoded as +0, but can be represented ...
Best introduction to C++ template metaprogramming? [closed]
...ming in C++" from Generative Programming, Methods, Tools, and Applications by Krzysztof Czarnecki and Ulrich W. Eisenecker, ISBN-13: 9780201309775; and chapter 17, "Metaprograms" of C++ Templates: The Complete Guide by David Vandevoorder and Nicolai M. Josuttis, ISBN-13: 9780201734843.
Todd Ve...
How do you check “if not null” with Eloquent?
... out.
I did not have success running:
MyModel::whereNotNull('deleted_by')->get()->all(); // []
MyModel::where('deleted_by', '<>', null)->get()->all(); // []
MyModel::where('deleted_by', '!=', null)->get()->all(); // []
MyModel::wher...
JPQL IN clause: Java-Arrays (or Lists, Sets…)?
...
The oracle limit is 1000 parameters. The issue has been resolved by hibernate in version 4.1.7 although by splitting the passed parameter list in sets of 500
see JIRA HHH-1123
share
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imp...
bash HISTSIZE vs. HISTFILESIZE?
... only commands 41 to 50 are in your history list, whose size is determined by HISTSIZE=10.
You end your session.
Assuming histappend is not enabled, commands 41 to 50 are saved to your HISTFILE which now has the 10 commands it held at the beginning plus the 10 newly written commands.
Your HISTFILE ...
How do you change the server header returned by nginx?
... server you are
running and possibly what version.
This string is used by places like
Alexia and Netcraft to collect
statistics about how many and of what
type of web server are live on the
Internet. To support the author and
statistics for Nginx we recommend
keeping this string as i...
How do I finish the merge after resolving my merge conflicts?
... natural command:
git merge --continue
See commit c7d227d (15 Dec 2016) by Jeff King (peff).
See commit 042e290, commit c261a87, commit 367ff69 (14 Dec 2016) by Chris Packham (cpackham).
(Merged by Junio C Hamano -- gitster -- in commit 05f6e1b, 27 Dec 2016)
See 2.12 release notes.
merge: ...
python re.sub group: number after \number
... backreferences as described above,
\g will use the substring
matched by the group named name, as
defined by the (?P...) syntax.
\g uses the corresponding
group number; \g<2> is therefore
equivalent to \2, but isn’t ambiguous
in a replacement such as \g<2>0. \20
would ...
What is the difference between quiet NaN and signaling NaN?
... In contrast, NaNs are for more normal programming. They can be produced by normal operations when there is no numerical result (e.g., taking the square root of a negative number when the result must be real). Their purpose is generally to allow arithmetic to proceed somewhat normally. E.g., you m...