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Select data from date range between two dates
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As you can see, there are two ways to get things done:
enlist all acceptable options
exclude all wrong options
Obviously, second way is much more simple (only two cases against four).
Your SQL will look like:
SELECT * FROM Product_sales
WHERE NOT (From_date > @RangeTill OR To_d...
Proper SCSS Asset Structure in Rails
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The problem with CSS is, you do not want to automatically add all files.
The order of which your sheets are loaded and processed by the browser is essential. So you will always end up explicitly importing all your css.
As an example, lets say you have a normalize.css sheet, t...
How can I remove specific rules from iptables?
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If you have several rules of a kind, it will not remove all of them.
– ETech
Mar 27 '14 at 8:22
4
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When to use static vs instantiated classes
...r BB code to HTML ; it doesn't have a life on its own)
(Yeah, I admit, really really overly-simplified...)
One thing about static methods/classes is that they don't facilitate unit testing (at least in PHP, but probably in other languages too).
Another thing about static data is that only one in...
Visual Studio move project to a different folder
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That's what I did, but I thought there is a way to do all that without removing the whole project, which makes me then re-add all the dependencies.
– Egor Pavlikhin
Apr 12 '10 at 21:48
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What is the relative performance difference of if/else versus switch statement in Java?
...ic interface Action {
void execute(String input);
}
And get hold of all implementations in some Map. You can do this either statically or dynamically:
Map<String, Action> actions = new HashMap<String, Action>();
Finally replace the if/else or switch by something like this (leav...
Case insensitive replace
...ld be useful if the to-replace value was passed into a function, so it's really more of a good example than anything else.
– Blair Conrad
Nov 9 '14 at 23:19
2
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CSS selector for text input fields?
...r IE6 either use IE7.js (as Yi Jiang suggested) or start adding classes to all your text inputs.
Reference: http://www.w3.org/TR/CSS2/selector.html#attribute-selectors
Because it is specified that default attribute values may not always be selectable with attribute selectors, one could try to co...
How do I clone a specific Git branch? [duplicate]
... is: by invoking git clone --branch <branchname> url you're fetching all the branches and checking out one. That may, for instance, mean that your repository has a 5kB documentation or wiki branch and 5GB data branch. And whenever you want to edit your frontpage, you may end up cloning 5GB of ...
How to connect to Mysql Server inside VirtualBox Vagrant?
I mounted a new VirtualBox Machine with Vagrant, and inside that VM I installed Mysql Server. How can I connect to that server outside the vm? I already forward the port 3306 of the Vagrantfile , but when I try to connect to the mysql server, it`s resposts with the error:
'reading initial communica...