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How can I define colors as variables in CSS?
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CSS supports this natively with CSS Variables.
Example CSS file
:root {
--main-color:#06c;
}
#foo {
color: var(--main-color);
}
For a working example, please see this JSFiddle (the example shows one of the CSS selectors in the fiddle has the color hard coded to blue, the other C...
How to use custom packages
... rest of your project, refer to the library using its path relative to the root of your workspace containing the project.
To demonstrate:
src/
myproject/
mylib/
mylib.go
...
main.go
Now, in the top-level main.go, you could import "myproject/mylib" and it would work OK.
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Check to see if python script is running
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This works BEAUTIFULLY. It just has to be run as root in order to run on Ubuntu. +1
– Jimmy
Oct 31 '15 at 14:57
11
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How to fully remove Xcode 4
...xample 3 is the first installed, 4 is second, /Developer will be xcode 3's root derectory and /Xcode4 for xcode 4.
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how to run two commands in sudo?
...ultiple commands via a shell, for example:
$ sudo -s -- 'whoami; whoami'
root
root
Your command would be something like:
sudo -u db2inst1 -s -- "db2 connect to ttt; db2 UPDATE CONTACT SET EMAIL_ADDRESS = 'mytestaccount@gmail.com'"
If your sudo version doesn't work with semicolons with -s (ap...
T-SQL: Selecting rows to delete via joins
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In MySQL you would get an error "Unknown table 'TableA' in MULTI DELETE" and that is because you declared an alias for TableA (a). Small adjustment: DELETE a FROM TableA a INNER JOIN TableB b on b.Bid = a.Bid and [my filter cond...
How do I get the computer name in .NET
...entObjectSearcher searcher =
new ManagementObjectSearcher("root\\CIMV2",
"SELECT Name FROM Win32_ComputerSystem");
foreach (ManagementObject queryObj in searcher.Get())
{
Console.WriteLine("-----------------------------------")...
Linux: compute a single hash for a given folder & contents?
...5 Valid hashing algorithms: md5, sha1, sha256, sha512.
-R, --only-root-hash Output only the root hash. Blank line if --hash is not set
-N, --no-name-hash Exclude path name while calculating the root checksum
-F, --no-content-hash Do not hash the contents of the file
-s...
Android Studio: how to attach Android SDK sources?
...@
</javadocPath>
<sourcePath>
<root type="composite">
- <root type="simple" url="file:///Applications/Android Studio.app/sdk/sources/android-19" />
+ <root type="simple" url="file:///Users/tehdawgz/dev/android-sdk/sources/...
Targeting position:sticky elements that are currently in a 'stuck' state
... trick, if the situation allows for sticking to a pixel or two outside its root container, rather than properly flush against. That way when it sits just beyond the edge, the observer fires and we're off and running.
const observer = new IntersectionObserver(
([e]) => e.target.toggleAttribut...