大约有 47,000 项符合查询结果（耗时：0.0562秒） [XML]
What's the difference between encoding and charset?
I am confused about the text encoding and charset. For many reasons, I have to
learn non-Unicode, non-UTF8 stuff in my upcoming work.
...
Remove a fixed prefix/suffix from a string in Bash
In my bash script I have a string and its prefix/suffix. I need to remove the prefix/suffix from the original string.
9 A...
Explain ExtJS 4 event handling
I've recently started learning ExtJS, and have trouble understanding how to handle Events. I have no experience of any previous versions of ExtJS.
...
How to provide user name and password when connecting to a network share
...rent user (in my case, a network enabled service user) has no rights, name and password have to be provided.
11 Answers
...
Truncate all tables in a MySQL database in one command?
Is there a query (command) to truncate all the tables in a database in one operation? I want to know if I can do this with one single query.
...
How do I disable text selection with CSS or JavaScript? [duplicate]
... edited Jun 1 '15 at 17:08
Andy
1,4461515 silver badges3333 bronze badges
answered Sep 23 '10 at 14:44
Je...
Understanding scala enumerations
I have to say I don't understand Scala enumeration classes. I can copy-paste the example from documentation, but I have no idea what is going on.
...
Why do we have to normalize the input for an artificial neural network?
...n MLP [multilayer perceptron], then it is
rarely strictly necessary to standardize the inputs, at least in theory. The
reason is that any rescaling of an input vector can be effectively undone by
changing the corresponding weights and biases, leaving you with the exact
same outputs as you ha...
How do I remove the file suffix and path portion from a path string in Bash?
...
Here's how to do it with the # and % operators in Bash.
$ x="/foo/fizzbuzz.bar"
$ y=${x%.bar}
$ echo ${y##*/}
fizzbuzz
${x%.bar} could also be ${x%.*} to remove everything after a dot or ${x%%.*} to remove everything after the first dot.
Example:
$ x=...
Changing MongoDB data store directory
Until now I have not been specifying a MongoDB data directory and have had only one 30 GB primary partition.
9 Answers
...