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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
...no unicode on Python 3. Unrelated: json files should not use BOM (though a confirming json parser may ignore BOM, see errate 3983).
– jfs
May 11 '15 at 7:55
...
“x not in y” or “not x in y”
When testing for membership, we can use:
6 Answers
6
...
How to determine if a number is a prime with regex?
...
I will explain the regex part outside of primality testing: the following regex, given a String s which consists of repeating String t, finds t.
System.out.println(
"MamamiaMamamiaMamamia".replaceAll("^(.*)\\1+$", "$1")
); // prints "Mamamia"
The way it wor...
Resize image proportionally with MaxHeight and MaxWidth constraints
...
Like this?
public static void Test()
{
using (var image = Image.FromFile(@"c:\logo.png"))
using (var newImage = ScaleImage(image, 300, 400))
{
newImage.Save(@"c:\test.png", ImageFormat.Png);
}
}
public static Image ScaleImage(Imag...
How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?
...
According to this updated test jsperf.com/short-scope/5 passing 'window' is actually slower, when it come to get a window constant through jQuery, and particularly bad for Safari. So while 'undefined' has a use case, I am not quite convinced that 'win...
Exit a Script On Error
...e risk of forgetting to deal with an error case.
Commands whose status is tested by a conditional (such as if, && or ||) do not terminate the script (otherwise the conditional would be pointless). An idiom for the occasional command whose failure doesn't matter is command-that-may-fail || t...
How to create a shared library with cmake?
...es a simple shared library:
cmake_minimum_required(VERSION 2.8)
project (test)
set(CMAKE_BUILD_TYPE Release)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
add_library(test SHARED src/test.cpp)
However, I have no experience copying files to a different destination with CMake. The file...
CSS3 :unchecked pseudo-class
... selecting :not(:checked) works perfectly on Chrome, but it doesn't on IE (tested on 9 and 11).
– Bruno Finger
Jan 20 '15 at 15:40
...
How do I get logs/details of ansible-playbook module executions?
...t to the playbook output stream.
tasks:
- name: Hello yourself
script: test.sh
register: hello
- name: Debug hello
debug: var=hello
- name: Debug hello.stdout as part of a string
debug: "msg=The script's stdout was `{{ hello.stdout }}`."
Output should look something like this:
TASK: [...
How are msys, msys2, and msysgit related to each other?
...rs for MinGW-w64 toolchains) as a recent fork of Cygwin which tracks the latest Cygwin closely so that it doesn't end up out of date. Alexey forward ported the old MSYS patches and added some of his own.
As well as providing the necessary Unix tools with which to compile native software - the state...