大约有 15,210 项符合查询结果（耗时：0.0361秒） [XML]
How do you rotate a two dimensional array?
...then yes, the complexity is O(N^2), but that is still optimal. You have to read every element at least once. Printing the matrix is the same complexitiy
– Alejandro
Aug 4 '15 at 20:34
...
javascript check for not null
...faux-pas. It is really the equivalent of if(val), which is much clearer to read. I would stick to that (fyi Ujwal, !!val should technically work in C or C++ also) see here for javascript 'truthiness' values: janosch.woschitz.org/javascript-equality-comparison
– Will Buck
...
What does Java option -Xmx stand for? [duplicate]
...; set maximum Java heap size
-Xss<size> set java thread stack size
-Xprof output cpu profiling data
-Xfuture enable strictest checks, anticipating future default
-Xrs reduce use of OS signals by Java/VM (see documentation)
-Xch...
Page redirect after certain time PHP
...TML tags, blank lines in a file, or from PHP. It is a very common error to read code with include, or require, functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file. (source php....
Auto Scale TextView Text to Fit within Bounds
...
Future readers, remember to add implementation 'com.android.support:support-compat:28.0.0' in app/build.gradle for the app: ... attributes to work.
– daka
Jan 28 '19 at 18:53
...
Identifying and removing null characters in UNIX
...rd BSD extension.
See also: How to check if the file is a binary file and read all the files which are not?
share
|
improve this answer
|
follow
|
...
Class 'DOMDocument' not found
...
Relying on configure option is most often a mistake, read blog.remirepo.net/post/2010/09/29/phpinfo-BUG-or-PEBKAC so it have been removed from phpinfo output in some distrobution (debian, fedora...)
– Remi Collet
Feb 20 '16 at 9:48
...
Double decimal formatting in Java
...
As zim2001 pointed, your locale might be different. Read the link provided in my answer. At the end you will find info about this.
– kosa
Oct 9 '12 at 18:57
...
Move capture in lambda
...me tricks that involve helper types. Fortunately, the Clang 3.4 compiler already implements this awesome feature. The compiler will be released December 2013 or January 2014, if the recent release pace will be kept.
UPDATE: The Clang 3.4 compiler was released on 6 Jan 2014 with the said feature.
...
jQuery Datepicker with text input that doesn't allow user input
...
You should be able to use the readonly attribute on the text input, and jQuery will still be able to edit its contents.
<input type='text' id='foo' readonly='true'>
share
...