大约有 30,000 项符合查询结果(耗时:0.0451秒) [XML]
Color text in terminal applications in UNIX [duplicate]
...he first text editors for UNIX, such as vi. My only goal is to have a good time, but I want to be able to show text in color, so I can have syntax highlighting for editing source code.
...
How do I duplicate a whole line in Emacs?
...uffer-undo-list t)
(count arg))
;; insert the line arg times
(while (> count 0)
(newline) ;; because there is no newline in 'line'
(insert line)
(setq count (1- count)))
)
;; create the undo information
(setq b...
Prevent double submission of forms in jQuery
....
Eg, if the form creates an order, put a unique ID in the form. The first time the server sees an order creation request with that id, it should create it and respond "success". Subsequent submissions should also respond "success" (in case the client didn't get the first response) but shouldn't cha...
How does a PreparedStatement avoid or prevent SQL injection?
...ected in Query optimization plan is stored in cache, so that whenever next
time same query comes in, it doesn't have to pass through Phase 1, Phase 2 and Phase 3 again.
When next time query come in, it will be checked directly in Cache and picked up from there
to execute.
Execution Phase:
In this ph...
How to increase editor font size?
...er you want. However, the font will get reset to the default size the next time you start Android Studio. (The Control+Mouse Wheel functionality will not get reset, though. You only need to do this once.)
Permanently change the default font size
Go to Settings > Editor > Colors & Fonts >...
Is it pythonic to import inside functions?
...e performance argument can go the other way too. Importing a module can be time-consuming. On distributed file systems like those on supercomputers, importing a big module like numpy can take several seconds. If a module is only needed for a single, rarely used function, then importing in the functi...
Bash: infinite sleep (infinite blocking)
..." to a double. Then that double is truncated to the maximum values allowed timespec, which means a very large amount of seconds (architecture-dependant) but, in theory, finite.
– jp48
Aug 19 '17 at 11:16
...
How can I mix LaTeX in with Markdown? [closed]
...p up your own LaTeX styles, and have it directly convert. I use it all the time, and I like it a lot.
I wish the markdown would just incorporate multimarkdown. it would be rather nice.
Edit: Multimarkdown will produce html, latex, and a few other formats. html can come with a style sheet of your...
Create a Date with a set timezone without using a string representation
... constructor that takes numbers, then I get a Date object for my current timezone:
23 Answers
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What is an EJB, and what does it do?
... reach server "meltdown" - where ALL requests experience terrible response time
simultaneously, plus the server tries to access more resources than the hardware & OS
can handle & hence crashes. EJBs can be deployed on separate tier that can be
clustered - this gives reliability via failo...
