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What is function overloading and overriding in php?
... an array of current arguments, now consider the following code:
function hello($a){
print_r(func_get_args());
}
function hello($a,$a){
print_r(func_get_args());
}
hello('a');
hello('a','b');
Considering both functions accept any amount of arguments, which one should the compiler choose?
...
String.replaceAll without RegEx
...
System.out.println("hello world, hello life, hello you".replace("hello","hi")); returns "hi world, hi life, hi you".
– Thiago Mata
Aug 27 '18 at 2:29
...
Is it possible dynamically to add String to String.xml in Android?
...ample, with the following resource:
<string name="welcome_messages">Hello, %1$s! You have %2$d new messages.</string>
In this example, the format string has two arguments: %1$s is a string and %2$d is a decimal number. You can format the string with arguments from your application...
HashMap with multiple values under the same key
...ist<String>> map = new HashMap<>();
put(map, "first", "hello");
put(map, "first", "foo");
put(map, "bar", "foo");
put(map, "first", "hello");
map.forEach((s, strings) -> {
System.out.print(s + ": ");
System.out.println(strings.stream().collect(...
Running a cron every 30 seconds
... more than one timer and one service.
Here is a simple example that logs "Hello World" every 10 seconds:
/etc/systemd/system/helloworld.service:
[Unit]
Description=Say Hello
[Service]
ExecStart=/usr/bin/logger -i Hello World
/etc/systemd/system/helloworld.timer:
[Unit]
Description=Say Hello ev...
How to install the Raspberry Pi cross compiler on my Linux host machine?
... flag: -D CMAKE_TOOLCHAIN_FILE=$HOME/raspberrypi/pi.cmake.
Using a cmake hello world example:
git clone https://github.com/jameskbride/cmake-hello-world.git
cd cmake-hello-world
mkdir build
cd build
cmake -D CMAKE_TOOLCHAIN_FILE=$HOME/raspberrypi/pi.cmake ../
make
scp CMakeHelloWorld pi@192.168....
How to redirect 'print' output to a file using python?
...ument.
Write/Overwrite to File
with open('file.txt', 'w') as f:
print('hello world', file=f)
Write/Append to File
with open('file.txt', 'a') as f:
print('hello world', file=f)
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Python set to list
... cpython 2.4, 2.5, 2.6, 2.7, 3.1 and 3.2):
>>> a = set(["Blah", "Hello"])
>>> a = list(a) # You probably wrote a = list(a()) here or list = set() above
>>> a
['Blah', 'Hello']
Check that you didn't overwrite list by accident:
>>> assert list == __builtins__.li...
What is an example of the simplest possible Socket.io example?
...
Here is my submission!
if you put this code into a file called hello.js and run it using node hello.js it should print out the message hello, it has been sent through 2 sockets.
The code shows how to handle the variables for a hello message bounced from the client to the server via the ...
Python style - line continuation with strings? [duplicate]
...line continuation inside parentheses as recommended by PEP 8:
print("Why, hello there wonderful "
"stackoverflow people!")
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