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How to vertically align a html radio button to it's label?
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I know I'd selected the anwer by menuka devinda but looking at the comments below it I concurred and tried to come up with a better solution. I managed to come up with this and in my opinion it's a much more elegant solution:
input[typ...
What is the difference between inversedBy and mappedBy?
...at doctrine can now safely use JOIN SQL statements instead of two separate SELECT statements. Without mappedBy, the doctrine engine would not know from the JOIN statement it will create what variable in the class 'Task' to put the category information.
Hope this explains it a bit better.
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Eager load polymorphic
...edTable error ( tested in Rails 3, not 4 ) because the association will do SELECT FROM shops WHERE shop.id = 1 AND ( reviews.review_type = 'Shop' ).
The :include option will force a JOIN instead. :)
share
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Batch script: how to check for admin rights
... after clicking on a start menu icon, then right click on the shortcut and select "Run As Administrator".
echo ##########################################################
echo.
PAUSE
EXIT /B 1
)
@echo ON
Works on WinXP --> Win8 (including 32/64 bit versions).
EDIT: 8/28/2012 Updated...
How to add a list item to an existing unordered list?
...nd is used to add an element at the end of the parent div specified in the selector:
$('ul.tabs').append('<li>An element</li>');
prepend is used to add an element at the top/start of the parent div specified in the selector:
$('ul.tabs').prepend('<li>An element</li>');
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What is the performance cost of having a virtual method in a C++ class?
..."type(-identifying) number" in the objects and using a switch statement to select the type-specific code. This avoids function call overhead completely - just doing a local jump. There is a potential cost to maintainability, recompilation dependencies etc through the forced localisation (in the sw...
Why JavaScript rather than a standard browser virtual machine?
...loping fast.
JavaScript is an ugly language, but through careful use of a selective subset of features, and support from suitable object libraries, it can generally be made fairly tolerable. It seems incremental, practical additions to JavaScript are the only way web scripting is likely to move on....
Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?
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using env gives maximum flexibility in that the user can select the interpreter to use by changing the PATH. Often this flexibility is not required though and the downside is that linux for example can't use the script name for the name of the process in ps and reverts to "python"....
Why is “except: pass” a bad programming practice?
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Try to avoid passing in except blocks
When explicitly catching a small selection of specific exceptions, there are many situations in which we will be fine by simply doing nothing. In such cases, just having except SomeSpecificException: pass is just fine. Most of the time though, this is not th...
What are some uses of decltype(auto)?
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For non-generic code, like the initial example you gave, you can manually select to get a reference as a return type:
auto const& Example(int const& i)
{
return i;
}
but in generic code you want to be able to perfectly forward a return type without knowing whether you are dealing ...