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Retina displays, high-res background images
...
185
Do I need to double the size of the .box div to 400px by 400px to
match the new high res ...
In git, is there a way to show untracked stashed files without applying the stash?
...
125
Untracked files are stored in the third parent of a stash commit. (This isn't actually documen...
How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...
201
I'd do
for i in `seq 0 2 10`; do echo $i; done
(though of course seq 0 2 10 will produce the ...
Select every Nth element in CSS
...ment type, div. If you have any other elements of different types such as h1 or p, you will need to use :nth-of-type() instead of :nth-child() to ensure you only count div elements:
<body>
<h1></h1>
<div>1</div> <div>2</div>
<div>3</div> ...
Asynchronous shell commands
...
117
You can just run the script in the background:
$ myscript &
Note that this is different...
Set markers for individual points on a line in Matplotlib
...For example, using a dashed line and blue circle markers:
plt.plot(range(10), linestyle='--', marker='o', color='b')
A shortcut call for the same thing:
plt.plot(range(10), '--bo')
Here is a list of the possible line and marker styles:
================ ===============================
c...
What does the slash mean in help() output?
...
190
It signifies the end of the positional only parameters, parameters you cannot use as keyword p...
In CMake, how can I test if the compiler is Clang?
...or AppleClang
endif()
Also see the AppleClang policy description.
CMake 3.15 has added support for both the clang-cl and the regular clang front end. You can determine the front end variant by inspecting the variable CMAKE_CXX_COMPILER_FRONTEND_VARIANT:
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
...
Handling very large numbers in Python
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180
Python supports a "bignum" integer type which can work with arbitrarily large numbers. In Pyth...
What's the (hidden) cost of Scala's lazy val?
...$0;
private String msg;
public String msg() {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
msg = "Lazy";
}
}
bitmap$0 = bitmap$0 | 1;
...