大约有 40,000 项符合查询结果（耗时：0.0672秒） [XML]
nvm keeps “forgetting” node in new terminal session
...
Try nvm alias default. For example:
$ nvm alias default 0.12.7
This sets the default node version in your shell. Then verify that the change persists by closing the shell window, opening a new one, then:
node --version
...
How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
... the next space and repeat the last command.
Depending on your autoindent settings, the above may or may not indent the return statement properly. If not, then use sEnterTabEsc instead to replace the space with a newline, indent the line, and exit insert mode. You would have to replace the second s...
How can I do string interpolation in JavaScript?
Consider this code:
19 Answers
19
...
VIM Replace word with contents of paste buffer?
..."
"This allows for change paste motion cp{motion}
nmap <silent> cp :set opfunc=ChangePaste<CR>g@
function! ChangePaste(type, ...)
silent exe "normal! `[v`]\"_c"
silent exe "normal! p"
endfunction
share
...
Reliable method to get machine's MAC address in C#
I need a way to get a machine's MAC address regardless of the OS it is running using C#. Application will need to work on XP/Vista/Win7 32 and 64 bit as well as on those OSs but with a foreign language default. Many of the C# commands and OS queries don't work across OS. Any ideas? I have been s...
SQL command to display history of queries
...
For MySQL > 5.1.11 or MariaDB
SET GLOBAL log_output = 'TABLE';
SET GLOBAL general_log = 'ON';
Take a look at the table mysql.general_log
If you want to output to a log file:
SET GLOBAL log_output = "FILE";
SET GLOBAL general_log_file = "/path/to/your/...
How to parse a date? [duplicate]
...
You cannot expect to parse a date with a SimpleDateFormat that is set up with a different format.
To parse your "Thu Jun 18 20:56:02 EDT 2009" date string you need a SimpleDateFormat like this (roughly):
SimpleDateFormat parser=new SimpleDateFormat("EEE MMM d HH:mm:ss zzz yyyy");
Use ...
How to read a file in reverse order?
... order"""
with open(filename) as fh:
segment = None
offset = 0
fh.seek(0, os.SEEK_END)
file_size = remaining_size = fh.tell()
while remaining_size > 0:
offset = min(file_size, offset + buf_size)
fh.seek(file_size - offset)
...
Convert between UIImage and Base64 string
...
Swift
First we need to have image's NSData
//Use image name from bundle to create NSData
let image : UIImage = UIImage(named:"imageNameHere")!
//Now use image to create into NSData format
let imageData:NSData = UIImagePNGReprese...
typedef fixed length array
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...