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How to get string objects instead of Unicode from JSON?
...orm
return data
Example usage:
>>> json_loads_byteified('{"Hello": "World"}')
{'Hello': 'World'}
>>> json_loads_byteified('"I am a top-level string"')
'I am a top-level string'
>>> json_loads_byteified('7')
7
>>> json_loads_byteified('["I am inside a list"]...
Singleton: How should it be used
...t language. Do you often accidentally write
std::ostream os;
os << "hello world\n";
When you intended to write
std::cout << "hello world\n";
Of course not. We don't need protection against this error, because that kind of error just doesn't happen. If it does, the correct response ...
How to avoid null checking in Java?
...an use in method and parameters, like this:
@NotNull public static String helloWorld() {
return "Hello World";
}
or
@Nullable public static String helloWorld() {
return "Hello World";
}
The second example won't compile (in IntelliJ IDEA).
When you use the first helloWorld() function i...
How do I give text or an image a transparent background using CSS?
...
<p style="background-color: rgba(255, 0, 0, 0.5);">
<span>Hello, World!</span>
</p>
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Understanding checked vs unchecked exceptions in Java
...h might result in a RuntimeException. For ex:
try {
setStatusMessage("Hello Mr. " + userObject.getName() + ", Welcome to my site!);
} catch (NullPointerException npe) {
sendError("Sorry, your userObject was null. Please contact customer care.");
}
This is a bad programming practice. Instea...
MongoDB/NoSQL: Keeping Document Change History
...
{
_id: "4c6b9456f61f000000007ba6"
title: [
{ version: 1, value: "Hello world" },
{ version: 6, value: "Foo" }
],
body: [
{ version: 1, value: "Is this thing on?" },
{ version: 2, value: "What should I write?" },
{ version: 6, value: "This is the new body" }
],
tags:...
Vertical (rotated) text in HTML table
...ntext.Response.ContentType = "text/plain"
'context.Response.Write("Hello World!")
context.Response.ContentType = "image/png"
Dim strText As String = context.Request.QueryString("text")
Dim strRotate As String = context.Request.QueryString("rotate")
Dim strBGc...
How do I pass a variable by reference?
... a swap function that can swap two references, like this: a = [42] ; b = 'Hello'; swap(a, b) # Now a is 'Hello', b is [42]
– cayhorstmann
Dec 20 '12 at 3:42
...
Undefined, unspecified and implementation-defined behavior
... a classic example:
#include <iostream>
int main()
{
char* p = "hello!\n"; // yes I know, deprecated conversion
p[0] = 'y';
p[5] = 'w';
std::cout << p;
}
The variable p points to the string literal "hello!\n", and the two assignments below try to modify that string li...
Templated check for the existence of a class member function?
...certain method. Here's the working code:
#include <iostream>
struct Hello
{
int helloworld() { return 0; }
};
struct Generic {};
// SFINAE test
template <typename T>
class has_helloworld
{
typedef char one;
struct two { char x[2]; };
template <typename C> st...