大约有 47,000 项符合查询结果（耗时：0.0444秒） [XML]
Extract traceback info from an exception object
Given an Exception object (of unknown origin) is there way to obtain its traceback? I have code like this:
5 Answers
...
What is the intended use-case for git stash?
...rrent mess I made
git stash save
# some changes in the working dir
# and now add them to the last commit:
git add -u
git commit --amend
# back to work!
git stash pop
share
|
improve this answer
...
How to get a json string from url?
...em.Net.WebClient()) {
var json = webClient.DownloadString(URL);
// Now parse with JSON.Net
}
share
|
improve this answer
|
follow
|
...
How does a PreparedStatement avoid or prevent SQL injection?
I know that PreparedStatements avoid/prevent SQL Injection. How does it do that? Will the final form query that is constructed using PreparedStatements will be a string or otherwise?
...
Indentation in Go: tabs or spaces?
...
EDIT 2: he original answer at the bottom is now incorrect. The correct section of the linked source file (current 30/12/2019) is:
Gofmt formats Go programs.
It uses tabs for indentation and blanks for alignment.
Alignment assumes that an editor is using a fixed...
How do you stash an untracked file?
...include-untracked
More details:
Update 17 May 2018:
New versions of git now have git stash --all which stashes all files, including untracked and ignored files.
git stash --include-untracked no longer touches ignored files (tested on git 2.16.2).
Original answer below:
Warning, doing this will ...
How can I get selector from jQuery object
...t has a selector property I saw when digging in its code yesterday. Don't know if it's defined in the docs are how reliable it is (for future proofing). But it works!
$('*').selector // returns *
Edit: If you were to find the selector inside the event, that information should ideally be part of t...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
...etter method). Just to change state (I mean setter method). As you should know, getReference returns a proxy object which uses a powerful feature called automatic dirty checking. Suppose the following
public class Person {
private String name;
private Integer age;
}
public class PersonS...
Why do I need to explicitly push a new branch?
...same name, creating them if they don't exist),
the default push policy is now 'simple' (push only the current branch, and only if it has a similarly named remote tracking branch on upstream, since git 1.7.11)
In both cases, since the upstream empty repo has no branch:
there is no matching named...
MySQL COUNT DISTINCT
... countVisits
, site_id As site
From cp_visits
Where ts >= DATE_SUB(NOW(), INTERVAL 1 DAY)
Group By site_id
share
|
improve this answer
|
follow
|
...