大约有 40,000 项符合查询结果（耗时：0.0600秒） [XML]
Sequence contains no matching element
...cument
where source.ID.ToString() equals target.ID
select new { source, target };
foreach (var pair in query)
{
target.Read = source.Read;
target.ReadRule = source.ReadRule;
// etc
}
That's simpler and more efficient IMO.
Even if you do decide to keep the loop,...
Error: could not find function … in R
...itially configured RStudio to use ROxygen to make the documentation -- and selected the configuration where ROxygen would write my NAMESPACE file for me, which kept erasing my edits. So, in my instance I unchecked NAMESPACE from the Roxygen configuration and added exportPattern(".") to NAMESPACE to...
Debugging in Clojure? [closed]
...here's also dotrace, which allows you to look at the inputs and outputs of selected functions.
(use 'clojure.contrib.trace)
(defn fib[n] (if (< n 2) n (+ (fib (- n 1)) (fib (- n 2)))))
(dotrace [fib] (fib 3))
produces the output:
TRACE t4425: (fib 3)
TRACE t4426: | (fib 2)
TRACE t4427: | ...
No output to console from a WPF application?
... ... and of course, the next step is to open the file in notepad++ and select 'View -> Monitoring (tail -f)' to watch it update in real time
– mcalex
Sep 15 at 7:05
add...
Giving UIView rounded corners
...ayer];
[maskLayer release];
}
The cool part about it is that you can select which corners you want rounded up.
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How to recover a dropped stash in Git?
...t/ {print $3}'
...or using Powershell for Windows:
git fsck --no-reflog | select-string 'dangling commit' | foreach { $_.ToString().Split(" ")[2] }
This will show you all the commits at the tips of your commit graph which are no longer referenced from any branch or tag – every lost commit, inclu...
What is the difference between `git merge` and `git merge --no-ff`?
... Here is the Gist source for that script.
Instead of git commit -am I am selecting files from the "modified" list produced via git status and then pasting those in this script. This came about because I made dozens of edits but wanted varied branch names to help group the changes.
...
How to identify unused css definitions
...xtension Dust-Me at https://addons.mozilla.org/en-US/firefox/addon/dust-me-selectors/.
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How do I use CSS in Django?
...
Just a quick note on those Django docs - make sure you select the documents for the version of Django you're using. Things appear to have changed a lot between versions with regard to static files.
– Sam Starling
Nov 3 '10 at 11:09
...
html onchange event not working
...ck into a field and get a dropdown of previously entered text, and you can select from among your choices using a mouse click. Keystroke trapping will not detect either of these types of changes.
Sadly, there is no "onchange" event that reports changes immediately, at least as far as I know. But th...