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Error 1046 No database Selected, how to resolve?
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edited Feb 24 '13 at 0:02
Piero
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Use of def, val, and var in scala
These lines of code outputs 12 , even though person.age=20 was successfully executed. I found that this happens because I used def in def person = new Person("Kumar",12) . If I use var or val the output is 20 . I understand the default is val in scala. This:
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Printing without newline (print 'a',) prints a space, how to remove?
...r result. If you're just wanting a solution for your case, use string multiplication as @Ant mentions. This is only going to work if each of your print statements prints the same string. Note that it works for multiplication of any length string (e.g. 'foo' * 20 works).
>>> print 'a' * 20
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Can you split a stream into two streams?
I have a data set represented by a Java 8 stream:
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[since C++11] std::array的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
[since C++11] std::array的使用learning-using-cpp11-stl-array 前言本文总结了STL中的序列式容器array的用法及注意事项。array的出现代表着C++的代码更进一步现代化，就像std::string的出现代替了c风格字符串并且能和STL配合工作一样，array的 #...
The specified type member 'Date' is not supported in LINQ to Entities Exception
I got a exception while implementing the following statements.
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How to read file contents into a variable in a batch file?
...t in this file that ensures there is an accomanying release document in a specific folder.
4 Answers
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Finding the type of an object in C++
...nother class that inherits from it, B. I am overriding a function that accepts an object of type A as a parameter, so I have to accept an A. However, I later call functions that only B has, so I want to return false and not proceed if the object passed is not of type B.
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Remove spaces from std::string in C++
What is the preferred way to remove spaces from a string in C++? I could loop through all the characters and build a new string, but is there a better way?
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jquery find closest previous sibling with class
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Try:
$('li.current_sub').prevAll("li.par_cat:first");
Tested it with your markup:
$('li.current_sub').prevAll("li.par_cat:first").text("woohoo");
will fill up the closest previous li.par_cat with "woohoo".
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