大约有 47,000 项符合查询结果（耗时：0.0640秒） [XML]
Quick unix command to display specific lines in the middle of a file?
...
I found two other solutions if you know the line number but nothing else (no grep possible):
Assuming you need lines 20 to 40,
sed -n '20,40p;41q' file_name
or
awk 'FNR>=20 && FNR<=40' file_name
...
Run MySQLDump without Locking Tables
...ng (and you use foreign keys), you're dump may be inconsistent. You won't know until you restore it and happen to run JOIN queries on the inconsistent data. It may take a while for the inconsistent data to be discovered because the JOINs are used by your application not Mysql (with MyISAM tables); t...
C compiler for Windows? [closed]
...
There is now Visual Studio Code which is cross-platform, with more or less the same functionality.
– Dr_Zaszuś
May 16 '19 at 19:23
...
How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
...iable and if it’s undefined , you can check variable == undefined ; I know that, but how can you compare a value that you don’t know yet if it’s in memory?
...
Setting HTTP headers
...t - I used the Set() method on Header() (doh!)
My handler looks like this now:
func saveHandler(w http.ResponseWriter, r *http.Request) {
// allow cross domain AJAX requests
w.Header().Set("Access-Control-Allow-Origin", "*")
}
Maybe this will help someone as caffeine deprived as myself s...
How can I pretty-print JSON using Go?
Does anyone know of a simple way to pretty-print JSON output in Go?
11 Answers
11
...
How to convert a set to a list in python?
...to a list. You can use the newly built list like any normal list in python now.
share
|
improve this answer
|
follow
|
...
How to use Oracle ORDER BY and ROWNUM correctly?
...es for the downvote it was by mistake! Unfortunately I cannot take it back now.
– Athafoud
May 18 '18 at 12:45
add a comment
|
...
What happened to “HelveticaNeue-Italic” on iOS 7.0.3
...t it is a bug. I have filed it as such with Apple. Sadly for me, my app is now crashing. The font is used in a 3rd party library I am using. Many folks on Twitter are reporting problems.
share
|
im...
Python script to copy text to clipboard [duplicate]
...clipboard_clear()
r.clipboard_append('i can has clipboardz?')
r.update() # now it stays on the clipboard after the window is closed
r.destroy()
(Original author: https://stackoverflow.com/users/449571/atomizer)
share
...