大约有 15,220 项符合查询结果（耗时：0.0320秒） [XML]
Returning a boolean from a Bash function
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For better readability you can use the 'true' command (which does nothing and completes successfully, i.e. returns 0) and 'false' command (which does nothing and completes unsuccessfully, i.e. returns a non-zero value). Also, a function...
How to pass a variable from Activity to Fragment, and pass it back?
....replace(R.id.fragment_single, fragInfo);
transaction.commit();
Fragment:
Reading the value in fragment
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
String myValue = this.getArguments().getString("message");
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Exact difference between CharSequence and String in java [duplicate]
I read this previous post . Can any one say what the exact difference between CharSequence and String is, other than the fact that String implements CharSequence and that String is a sequence of character? For example:
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Get and Set a Single Cookie with Node.js HTTP Server
I want to be able to set a single cookie, and read that single cookie with each request made to the nodejs server instance. Can it be done in a few lines of code, without the need to pull in a third party lib?
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
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If you read the first couple of paragraphs on the marshal module you see it strongly suggests using pickle instead? Same for the pickle page. docs.python.org/2/library/marshal.html
– dgorissen
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How to import load a .sql or .csv file into SQLite?
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To import from an SQL file use the following:
sqlite> .read <filename>
To import from a CSV file you will need to specify the file type and destination table:
sqlite> .mode csv <table>
sqlite> .import <filename> <table>
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Input from the keyboard in command line application
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The correct way to do this is to use readLine, from the Swift Standard Library.
Example:
let response = readLine()
Will give you an Optional value containing the entered text.
share
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Why does Javascript getYear() return 108?
...member the first time I did date manipulation in Perl. Strangely enough I read the docs. Apparently this is not a common thing. A year or two later I got called into the office on December 31, 1999 to fix a bug that had been discovered at the last possible minute in some contract Perl code, stuff...
Fastest way to copy file in node.js
...king on (node.js) implies lots of operations with the file system (copying/reading/writing etc). I'd like to know which methods are the fastest, and I'd be happy to get an advice. Thanks.
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How can I run an external command asynchronously from Python?
...way. That's why everyone says to use subprocess.
For more information, read http://docs.python.org/library/os.html#os.system
The subprocess module provides more
powerful facilities for spawning new
processes and retrieving their
results; using that module is
preferable to using this ...