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Single huge .css file vs. multiple smaller specific .css files? [closed]
... to deliver a single, minimised CSS file for the site (which will be far smaller and faster than a normal single CSS source file), while maintaining the nicest development environment, with everything neatly split into components.
Sass and LESS have the added advantage of variables, nesting and oth...
How to use gitignore command in git
...working first time on git. I have pushed my branch on github and it pushed all the library and documents into the github. Now what can I do and how can I use gitignore command to avoid the same mistake again.
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Is there a “previous sibling” selector?
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I found a way to style all previous siblings (opposite of ~) that may work depending on what you need.
Let's say you have a list of links and when hovering on one, all the previous ones should turn red. You can do it like this:
/* default lin...
Where to use EJB 3.1 and CDI?
... together.
EJB >= CDI
Note that EJBs are CDI beans and therefore have all the benefits of CDI. The reverse is not true (yet). So definitely don't get into the habit of thinking "EJB vs CDI" as that logic really translates to "EJB+CDI vs CDI", which is an odd equation.
In future versions of J...
Take diff of two vertical opened windows in Vim
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To begin diffing on all visible windows:
:windo diffthis
which executes :diffthis on each window.
To end diff mode:
:diffoff!
(The ! makes diffoff apply to all windows of the current tab - it'd be nice if diffthis had the same feature, bu...
Fixing slow initial load for IIS
... know, the timeout exists to save memory that other websites running in parallel on that machine might need. The price being that one time slow load time.
Besides the fact that the app pool gets shutdown in case of user inactivity, the app pool will also recycle by default every 1740 minutes (29 ho...
Remove NA values from a vector
...values, and I'm trying to find the max value in that vector (the vector is all numbers), but I can't do this because of the NA values.
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MySQL: multiple tables or one table with many columns?
...elational database to minimize redundancy and dependency. Normalization usually involves dividing large tables into smaller (and less redundant) tables and defining relationships between them. The objective is to isolate data so that additions, deletions, and modifications of a field can be made in ...
Why must we define both == and != in C#?
...tors is present, it will use the default reference equality operator, that all objects have, there is not an overload for it.1
Knowing that this is the case, the real question is: Why was this designed in this way and why doesn't the compiler figure it out on its own? A lot people are saying this ...
Find a class somewhere inside dozens of JAR files?
..., use the jar (or unzip -v), grep, and find commands.
The following lists all class files that match a given name:
for i in *.jar; do jar -tvf "$i" | grep -Hsi ClassName && echo "$i"; done
If you know the entire list of Java archives you want to search, you could place them all in the sa...