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How to enable cURL in PHP / XAMPP
...
For Ubuntu (and probably all Debian-Based) Linux Distributions:
sudo apt-get install php5-curl
sudo /etc/init.d/apache2 restart
You might have seen PHP Fatal error: Call to undefined function curl_init() before.
...
Is it possible to print a variable's type in standard C++?
...fix(prefix.size());
name.remove_suffix(suffix.size());
return name;
}
Demo.
Similarly, to get the enum name at compile-time, if you like :)
#include <string_view>
template <auto E>
constexpr auto enum_name() noexcept {
static_assert(std::is_enum_v<decltype(E)>);
std::stri...
How do I check if the Java JDK is installed on Mac?
...libexec/java_home -V
Matching Java Virtual Machines (2):
1.8.0_51, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home
1.7.0_79, x86_64: "Java SE 7" /Library/Java/JavaVirtualMachines/jdk1.7.0_79.jdk/Contents/Home
To request the JAVA_HOME path of a specif...
How do I give text or an image a transparent background using CSS?
...e <div>s instead of <span>s to simplify your CSS.
A fuller demo, showing off the flexiblity of this technique by using it in tandem with display: inline-block, and with both auto & specific widths/min-heights:
.pane, .pane > .back, .pane > .cont { display: block; }
.p...
From inside of a Docker container, how do I connect to the localhost of the machine?
... submitted on March the 8th, 2019 and will hopefully be merged to the code base. Until then, a workaround is to use a container as described in qoomon's answer.
2020-01: some progress has been made. If all goes well, this should land in Docker 20.04
TLDR
Use --network="host" in your docker run ...
Check orientation on Android phone
...etOrientation(float[] R, float[] values) computes the device's orientation based on the rotation matrix.
– user1914692
Jul 20 '13 at 23:24
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HTML - Display image after selecting filename [duplicate]
...class="jsbin" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1/themes/base/jquery-ui.css" rel="stylesheet" type="text/css" />
<script class="jsbin" src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script class="jsbin" src="http://ajax.googleapis.com...
How do you read from stdin?
...ad())" < inputs.txt
Longer answer
Here's a complete, easily replicable demo, using two methods, the builtin function, input (use raw_input in Python 2), and sys.stdin. The data is unmodified, so the processing is a non-operation.
To begin with, let's create a file for inputs:
$ python -c "print(...
Android Bitmap to Base64 String
How do I convert a large Bitmap (photo taken with the phone's camera) to a Base64 String?
7 Answers
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How do I make a textbox that only accepts numbers?
...
protected override void OnKeyPress(KeyPressEventArgs e)
{
base.OnKeyPress(e);
NumberFormatInfo fi = CultureInfo.CurrentCulture.NumberFormat;
string c = e.KeyChar.ToString();
if (char.IsDigit(c, 0))
return;
if ((SelectionStart == 0) &...