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Java string split with “.” (dot) [duplicate]
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You need to escape the dot if you want to split on a literal dot:
String extensionRemoved = filename.split("\\.")[0];
Otherwise you are splitting on the regex ., which means "any character".
Note the double backslash needed to create a single backslash in the regex.
You're getting an A...
How do I retrieve my MySQL username and password?
....7.*, there is no column in mysql.user called password, use authentication_string instead.
– Adib Aroui
Jul 25 '16 at 19:03
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String.format() to format double in java
How can I use String.format(format String,X) to format a double like follows???
7 Answers
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Regular expression for a string containing one word but not another
...first bit, (?!.*details.cfm) is a negative look-ahead: before matching the string it checks the string does not contain "details.cfm" (with any number of characters before it).
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How to handle Handler messages when activity/fragment is paused
... 1;
final static class State extends Fragment {
static final String TAG = "State";
/**
* Handler for this activity
*/
public ConcreteTestHandler handler = new ConcreteTestHandler();
@Override
public void onCreate(Bundle savedInstanceSt...
Remove final character from string [duplicate]
Let's say my string is 10 characters long.
2 Answers
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How does this code generate the map of India?
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The long string is simply a binary sequence converted to ASCII. The first for statement makes b start out at 10, and the [b+++21] after the string yields 31. Treating the string as an array, offset 31 is the start of the "real" data...
How does one create an InputStream from a String? [duplicate]
...to working with streams in Java - how do I create an InputStream from a String ?
6 Answers
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Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...数：
#include <sys/types.h>
#include <sys/stat.h>
int mkfifo(const char * pathname, mode_t mode)
第一个参数即为路径名，第二个参数为文件属性，包括打开方式、访问权限等，Linux下有很多函数使用该类型的参数，如参数值“O_CREAT | O_EXCL | 0666...
Making a property deserialize but not serialize with json.net
...{ get; set; }
}
enum Fizz { Alpha, Beta, Gamma }
class Bang
{
public string Value { get; set; }
}
And you want to do this:
string json = @"{ ""ObsoleteSetting"" : ""Gamma"" }";
// deserialize
Config config = JsonConvert.DeserializeObject<Config>(json);
// migrate
config.ReplacementS...