大约有 33,000 项符合查询结果（耗时：0.0523秒） [XML]
How to display unique records from a has_many through relationship?
...g to learn from nonetheless (actually I may use this somewhere else in the app). What are your thoughts on performance for the various approaches mentioned on this page?
– Andy Harvey
May 3 '11 at 12:31
...
Using awk to remove the Byte-order mark
...
@tchrist: you mean it breaks broken stuff? :) proper apps should be able to handle that BOM.
– Karoly Horvath
Mar 17 '12 at 18:31
7
...
How can I programmatically get the MAC address of an iphone
... i just wonder if this is any different from a generic OS X approach (i'm asking because i'm a mac n00b)
– Tamas Czinege
Mar 24 '09 at 14:59
2
...
How do I get the application exit code from a Windows command line?
... Found cases where %ERRORLEVEL% is 0 even though an error occurred. Happened when checking %ERRORLEVEL% in a cmd file. Trying start /wait didn't work. The only thing that worked is if errorlevel 1 (...)
– AlikElzin-kilaka
Apr 13 '15 at 12:57
...
HTML5 input type range show range value
...
This is from mobile-web-app.blogspot.com/2012/03/… , still javascript. code<label for="rangeinput">Range</label> <input id="rangeinput" type="range" min="0" max="10" value="5" onchange="rangevalue.value=value"></input&...
What is the difference between Cygwin and MinGW?
...ndows.
About Cygwin
The purpose of Cygwin is to make porting Unix-based applications to Windows much easier, by emulating many of the small details that Unix-based operating systems provide, and are documented by the POSIX standards. Your application can use Unix feature such as pipes, Unix-styl...
Java : How to determine the correct charset encoding of a stream
With reference to the following thread:
Java App : Unable to read iso-8859-1 encoded file correctly
15 Answers
...
X-Frame-Options Allow-From multiple domains
...ocess of being dropped. Do not use it in old or new projects. Pages or Web apps using it may break at any time.
The modern alternative is the Content-Security-Policy header, which along many other policies can white-list what URLs are allowed to host your page in a frame, using the frame-ancestors...
Node.js check if path is file or directory
...; for ex, the file or directory doesn't exist.
If you want a true or false approach, try fs.existsSync(dirPath) && fs.lstatSync(dirPath).isDirectory(); as mentioned by Joseph in the comments below.
share
|
...
Linux error while loading shared libraries: cannot open shared object file: No such file or director
...RY_PATH=/usr/local/lib
(3) We add the desire path, export it and try the application.
Note that the path should be the directory where the path.so.something is.
So if path.so.something is in /my_library/path.so.something it should be :
$ LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/my_library/
$ export LD_...