大约有 20,000 项符合查询结果（耗时：0.0250秒） [XML]
How do I find out if the GPS of an Android device is enabled
On an Android Cupcake (1.5) enabled device, how do I check and activate the GPS?
10 Answers
...
How to check if all list items have the same value and return it, or return an “otherValue” if they
If all the items in a list have the same value, then I need to use that value, otherwise I need to use an “otherValue”. I can’t think of a simple and clear way of doing this.
...
How can I sort a List alphabetically?
I have a List<String> object that contains country names. How can I sort this list alphabetically?
13 Answers
...
How to get UITableView from UITableViewCell?
I have a UITableViewCell which is linked to an object and I need to tell if the cell is visible. From the research I've done, this means I need to somehow access the UITableView that contains it (from there, there are several ways to check if it's visible). So I'm wondering if UITableViewCell ...
What are the uses of the exec command in shell scripts? [closed]
Can anyone explain what are the uses of the exec command in shell scripting with simple examples?
2 Answers
...
Python Requests throwing SSLError
I'm working on a simple script that involves CAS, jspring security check, redirection, etc. I would like to use Kenneth Reitz's python requests because it's a great piece of work! However, CAS requires getting validated via SSL so I have to get past that step first. I don't know what Python reque...
How to trigger an event after using event.preventDefault()
I want to hold an event until I am ready to fire it e.g
13 Answers
13
...
How to Truncate a string in PHP to the word closest to a certain number of characters?
I have a code snippet written in PHP that pulls a block of text from a database and sends it out to a widget on a webpage. The original block of text can be a lengthy article or a short sentence or two; but for this widget I can't display more than, say, 200 characters. I could use substr() to cho...
Maven: best way of linking custom external JAR to my project?
It's my first couple of days learning Maven and I'm still struggling with the basics. I have an external .jar file (not available in the public repos) that I need to reference in my project and I'm trying to figure out what my best option is.
...
Setting the correct encoding when piping stdout in Python
When piping the output of a Python program, the Python interpreter gets confused about encoding and sets it to None. This means a program like this:
...