大约有 16,300 项符合查询结果（耗时：0.0271秒） [XML]
Detecting an undefined object property
What's the best way of checking if an object property in JavaScript is undefined?
46 Answers
...
Python String and Integer concatenation [duplicate]
I want to create string using integer appended to it, in a for loop. Like this:
9 Answers
...
Converting bytes to megabytes
I've seen three ways of doing conversion from bytes to megabytes:
9 Answers
9
...
Execute command on all files in a directory
Could somebody please provide the code to do the following:
Assume there is a directory of files, all of which need to be run through a program. The program outputs the results to standard out. I need a script that will go into a directory, execute the command on each file, and concat the output int...
Why do some C# lambda expressions compile to static methods?
As you can see in the code below, I have declared an Action<> object as a variable.
5 Answers
...
How to serialize an object into a string
I am able to serialize an object into a file and then restore it again as is shown in the next code snippet. I would like to serialize the object into a string and store into a database instead. Can anyone help me?
...
Warning: mysql_connect(): [2002] No such file or directory (trying to connect via unix:///tmp/mysql.
I'm trying to connect to my MySQL DB with the Terminal on my Apple (With PHP).
17 Answers
...
Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
First off, it may seem that I'm asking for subjective opinions, but that's not what I'm after. I'd love to hear some well-grounded arguments on this topic.
...
Case preserving substitute in Vim
Can this can be done in Vim?
6 Answers
6
...