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std::string formatting like sprintf
... ) + 1; // Extra space for '\0'
if( size <= 0 ){ throw std::runtime_error( "Error during formatting." ); }
std::unique_ptr<char[]> buf( new char[ size ] );
snprintf( buf.get(), size, format.c_str(), args ... );
return std::string( buf.get(), buf.get() + size - 1 ); // We do...
Make sure only a single instance of a program is running
...cntl.LOCK_EX | fcntl.LOCK_NB)
already_running = False
except IOError:
already_running = True
return already_running
A lot like S.Lott's suggestion, but with the code.
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Newline in JLabel
How can I display a newline in JLabel ?
6 Answers
6
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Specifying rails version to use when creating a new application
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I get error when using 3.1.3 when 3.1.3 and 3.2.0.rc1 are installed. Here is the error --- [ninad@localhost devel]$ rails _3.1.3_ new sample_app /home/ninad/.rbenv/versions/1.9.2-p290/lib/ruby/site_ruby/1.9.1/rubygems.rb:314:in bi...
Android Studio installation on Windows 7 fails, no JDK found
...bin folder, you will find studio.bat. Execute the file, and it'll show the error. If it is about the Java path then follow the tip 1.
Tip 1
When you set the path JAVA_HOME, etc., make sure not to include bin at the end of the path. This solved the issue for me.
JAVA_HOME => C:\Program Files\Ja...
Trusting all certificates using HttpClient over HTTPS
...es getting a really long delay and then a javax.net.ssl.SSLException: Read error:. Any idea? How can I set a timeout if the solution is same as stackoverflow.com/questions/5909308/android-2-3-4-ssl-problem?
– Edwin Evans
Nov 15 '11 at 15:53
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How to get string width on Android?
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Andrii Abramov
7,20566 gold badges4848 silver badges7070 bronze badges
answered Sep 2 '10 at 19:05
FrankFrank
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ORA-30926: unable to get a stable set of rows in the source tables
... This is probably why other approaches (for me) also returned other errors for me (like 'procedure, function, package or type is not allowed here' and 'Cannot modify a column which maps to a non key-preserved table error while trying to insert into a view'). ~ If it helps anyone else, I got t...
How to change the type of a field?
...when I assign a string value it automatically converts it to 0. without an error. I want to throw an error on wrong data assignment, this behavior turning out strange for me.
– Swapnil Chincholkar
Feb 1 '13 at 11:37
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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...ently exists. The following SO question was a helpful clue: Python 3 ImportError: No module named 'ConfigParser' . Installing mysqlclient will install mysqlclient, mysql-connector, and llvmdev (at least, it installed these 3 libraries on my machine).
Here is the tale of my rambling experience with ...