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Best way to convert list to comma separated string in java [duplicate]
I have Set<String> result & would like to convert it to comma separated string. My approach would be as shown below, but looking for other opinion as well.
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how do i remove a comma off the end of a string?
I want to remove the comma off the end of a string. As it is now i am using
10 Answers
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Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
... the socket connector is used, but when you connect to "127.0.0.1" the TCP/IP connector is used. You could try using "127.0.0.1" if the socket connector is not enabled/working.
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How to convert SecureString to System.String?
All reservations about unsecuring your SecureString by creating a System.String out of it aside , how can it be done?
11 A...
Import CSV file to strongly typed data structure in .Net [closed]
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Use an OleDB connection.
String sConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\\InputDirectory\\;Extended Properties='text;HDR=Yes;FMT=Delimited'";
OleDbConnection objConn = new OleDbConnection(sConnectionString);
objConn.Open()...
Datatables - Search Box outside datatable
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Default with search input in its own div:
sDom: '<"search-box"r>lftip'
If you use jQuery UI (bjQueryUI set to true):
sDom: '<"search-box"r><"H"lf>t<"F"ip>'
The above will put the search/filtering input element into it's own div with a class named search-box that is out...
Access denied for user 'test'@'localhost' (using password: YES) except root user
...ger exists.
My problem showed up when we changed the wildcard host (%) to IP specific, making the database more secure. Unfortunately there are some views that are still using 'user'@'%' even though 'user'@'172....' is technically correct.
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Oracle Differences between NVL and Coalesce
...om dual; would work as NVL will do an implicit conversion of numeric 10 to string.
select coalesce('abc',10) from dual; will fail with Error - inconsistent datatypes: expected CHAR got NUMBER
Example for UNION use-case
SELECT COALESCE(a, sysdate)
from (select null as a from dual
union
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How can I get a file's size in C++? [duplicate]
...of the c runtime library on Windows, Mac and Linux.
long GetFileSize(std::string filename)
{
struct stat stat_buf;
int rc = stat(filename.c_str(), &stat_buf);
return rc == 0 ? stat_buf.st_size : -1;
}
or
long FdGetFileSize(int fd)
{
struct stat stat_buf;
int rc = fstat(fd...
Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
...connect via a Unix-domain socket to a server on the local host, or via TCP/IP to localhost on machines that don't have Unix-domain sockets.
Your OS supports Unix domain sockets, but PostgreSQL's Unix socket that psql needs either doesn't exist or is in a different location than it expects.
Specif...