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C++: What is the size of an object of an empty class?
I was wondering what could be the size of an object of an empty class . It surely could not be 0 bytes since it should be possible to reference and point to it like any other object. But, how big is such an object?
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Eclipse Autocomplete (percent sign, in Juno)
I started using Eclipse Juno a few days ago after using older versions for years.
1 Answer
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Moving Git repository content to another repository preserving history
I am trying to move only the contents of one repository ( repo1 ) to another existing repository ( repo2 ) using the following commands:
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SQL Server: SELECT only the rows with MAX(DATE)
...edited Jan 7 '14 at 12:19
Benjamin
29.1k3636 gold badges152152 silver badges268268 bronze badges
answered Aug 19 '11 at 7:22
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PostgreSQL create table if not exists
In a MySQL script you can write:
6 Answers
6
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Code for a simple JavaScript countdown timer?
I want to use a simple countdown timer starting at 30 seconds from when the function is run and ending at 0. No milliseconds. How can it be coded?
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disable nganimate for some elements
I'm using the ngAnimate module, but all my ng-if , ng-show , etc, are affected by that, I want to leverage ngAnimate for some selected elements.
For performance and some bugs in elements that shows and hide very speedy.
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Spring Boot - parent pom when you already have a parent pom
Is there a specific recommended approach to the inclusion of the spring-boot parent pom into projects that already have a required parent POM?
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Vim Regex Capture Groups [bau -> byau : ceu -> cyeu]
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One way to fix this is by ensuring the pattern is enclosed by escaped parentheses:
:%s/\(\w\)\(\w\w\)/\1y\2/g
Slightly shorter (and more magic-al) is to use \v, meaning that in the pattern after it all ASCII characters except '0'-'9', 'a'-'z', 'A'-'Z' a...
How to check if an option is selected?
...ould be:
var selected_option = $('#mySelectBox option:selected');
Answering the question .is(':selected') is what you are looking for:
$('#mySelectBox option').each(function() {
if($(this).is(':selected')) ...
The non jQuery (arguably best practice) way to do it would be:
$('#mySelectBox ...