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How to compare strings ignoring the case
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You're looking for casecmp. It returns 0 if two strings are equal, case-insensitively.
str1.casecmp(str2) == 0
"Apple".casecmp("APPLE") == 0
#=> true
Alternatively, you can convert both strings to lower case (str.downcase) and compare for equality.
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What does the 'L' in front a string mean in C++?
... characters (wchar_t) instead of narrow characters (char).
It's a just a string of a different kind of character, not necessarily a Unicode string.
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Simple example of threading in C++
...reate a function that you want the thread to execute, eg:
void task1(std::string msg)
{
std::cout << "task1 says: " << msg;
}
Now create the thread object that will ultimately invoke the function above like so:
std::thread t1(task1, "Hello");
(You need to #include <thread>...
C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...//读取流中数据把它写到字节数组中
file.Close();//关闭流
string str = Encoding.Default.GetString(array);//将字节数组内容转化为字符串
Console.WriteLine(str);
将数据写入磁盘文件：
FileStream file = File.Open(@"F:\file.txt", FileMode.Append);//初始化文...
Splitting String with delimiter
I am currently trying to split a string 1128-2 so that I can have two separate values. For example, value1: 1128 and value2: 2, so that I can then use each value separately. I have tried split() but with no success. Is there a specific way Grails handles this, or a better way of doing it?
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Extracting the last n characters from a ruby string
To get the last n characters from a string, I assumed you could use
8 Answers
8
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Regex for numbers only
...ficulty troubleshooting. I want the regex to match only when the contained string is all numbers; but with the two examples below it is matching a string that contains all numbers plus an equals sign like "1234=4321". I'm sure there's a way to change this behavior, but as I said, I've never really d...
django admin - add custom form fields that are not part of the model
I have a model registered in the admin site. One of its fields is a long string expression. I'd like to add custom form fields to the add/update page of this model in the admin that based on these fields values I will build the long string expression and save it in the relevant model field.
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How to implement Rate It feature in Android App
... does on the first run):
public class AppRater {
private final static String APP_TITLE = "App Name";// App Name
private final static String APP_PNAME = "com.example.name";// Package Name
private final static int DAYS_UNTIL_PROMPT = 3;//Min number of days
private final static int LA...
Get battery level and state in Android
...ntent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
batteryTxt.setText(String.valueOf(level) + "%");
}
};
@Override
public void onCreate(Bundle b) {
super.onCreate(b);
setContentView(R.layout.main);
batteryTxt = (TextView) this.findViewById(R.id.batteryTxt);
this.regis...