大约有 19,000 项符合查询结果（耗时：0.0337秒） [XML]
When increasing the size of VARCHAR column on a large table could there be any problems?
... 500k rows. What I need to know is if there are any issues I have not considered.
5 Answers
...
How can I list (ls) the 5 last modified files in a directory?
...
Which platform/version do you refer to? Can you provide a link? Looking at the linux man-page yields the opposite of what you state: -t sort by modification time, newest first
– Joma
Sep 8 '16 at 21:35
...
Strange \n in base64 encoded string in Ruby
...d for the Array class used by encode64 also adds the newlines. I would consider it a design bug that this is not optional.
You could either remove the newlines yourself, or if you're using rails, there's ActiveSupport::CoreExtensions::Base64::Encoding with the encode64s method.
...
Wait until all jQuery Ajax requests are done?
How do I make a function wait until all jQuery Ajax requests are done inside another function?
20 Answers
...
Why start a shell command with a backslash?
...the first line of this function is ` \cd "$@"`.
– David W.
Mar 28 '13 at 21:33
1
It's worth notin...
How to add \newpage in Rmarkdown in a smart way?
...
add echo = FALSE to the knitr opts to avoid to get the statement cat('\\pagebreak') in the output file.
– Akronix
Dec 14 '18 at 12:17
...
How to configure IntelliJ (also Android Studio) redo shortcut to CTRL+Y instead of CTRL+SHIFT+Z?
The default IntelliJ / Android Studio "Redo" action shortcut is CTRL + Shift + Z and this is a common problem for Windows users.
...
Why is my xlabel cut off in my matplotlib plot?
...
I was faced with same problem, and while tight_layout() did fix the xlabels cutoff, it unfortunately caused my ylabel to become cut off (which wasn't cut off before). However, the first remedy (subplots_adjust(bottom=0.25)) worked nicely. Thanks.
– Scott H
...
iOS forces rounded corners and glare on inputs
... 'none' when clearing any unit based css element.
Also be aware that this hides checkboxes in Chrome, so perhaps use something like input[type=text] or input[type=submit], input[type=text] or instead filter out those that don't use rounded corner settings such as input:not([type=checkbox]), input:no...
Await on a completed task same as task.Result?
... is different; await does not wrap the exception in an AggregateException. Ideally, asynchronous code should never have to deal with AggregateException at all, unless it specifically wants to.
The second reason is a little more subtle. As I describe on my blog (and in the book), Result/Wait can cau...