大约有 47,000 项符合查询结果（耗时：0.0674秒） [XML]
How do I check if string contains substring? [duplicate]
I have a shopping cart that displays product options in a dropdown menu and if they select "yes", I want to make some other fields on the page visible.
...
What linux shell command returns a part of a string? [duplicate]
...e any command that can be used for this purpose. I want to be able to do something like this...
substr "abcdefg" 2 3 - prints cde .
...
How do I remove a single file from the staging area (undo git add)?
...tory (folder) from the staging area, use
git reset HEAD -- <directoryName>
Your modifications will be kept. When you run git status the file will once again show up as modified but not yet staged.
See the git reset man page for details.
...
Inserting string at position x of another string
...sition)].join('');
console.log(output);
Optional: As a prototype method of String
The following can be used to splice text within another string at a desired index, with an optional removeCount parameter.
if (String.prototype.splice === undefined) {
/**
* Splices text within a...
How to change time in DateTime?
How can I change only the time in my DateTime variable "s"?
28 Answers
28
...
Is there a way to dump a stack trace without throwing an exception in java?
...
add a comment
|
254
...
How to get IntPtr from byte[] in C#
I want to pass a byte[] to a method takes a IntPtr Parameter in C#, is that possible and how?
8 Answers
...
Is there a method that calculates a factorial in Java?
I didn't find it, yet. Did I miss something?
I know a factorial method is a common example program for beginners. But wouldn't it be useful to have a standard implementation for this one to reuse?
I could use such a method with standard types (Eg. int, long...) and with BigInteger / BigDecimal, too...
List of lists into numpy array
...numpy array? The rows are individual sublists and each row contains the elements in the sublist.
7 Answers
...
Commit history on remote repository
...
git log remotename/branchname
Will display the log of a given remote branch in that repository, but only the logs that you have "fetched" from their repository to your personal "copy" of the remote repository.
Remember that your clone of ...