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A good example for boost::algorithm::join
...
int main()
{
std::vector<std::string> list;
list.push_back("Hello");
list.push_back("World!");
std::string joined = boost::algorithm::join(list, ", ");
std::cout << joined << std::endl;
}
Output:
Hello, World!
...
How to create enum like type in TypeScript?
...ypes.html
You can use a string literal as a type. For example:
let foo: 'Hello';
Here we have created a variable called foo that will only allow the literal value 'Hello' to be assigned to it. This is demonstrated below:
let foo: 'Hello';
foo = 'Bar'; // Error: "Bar" is not assignable to type "...
How to run a shell script on a Unix console or Mac terminal?
...As example a php7.2 executable copied from /usr/bin is in a folder along a hello script.
#!./php7.2
<?php
echo "Hello!";
To run it:
./hello
Which behave just as equal as:
./php7.2 hello
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What is the use case of noop [:] in bash?
...ake any argument. You can do it using ::
> alias alert_with_args='echo hello there'
> alias alert='echo hello there;:'
> alert_with_args blabla
hello there blabla
> alert blabla
hello there
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How do you allow spaces to be entered using scanf?
... (name) - 1] == '\n'))
name[strlen (name) - 1] = '\0';
/* Say hello. */
printf("Hello %s. Nice to meet you.\n", name);
/* Free memory and exit. */
free (name);
return 0;
}
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Can one AngularJS controller call another?
...arjs code:
app.service('communicate',function(){
this.communicateValue='Hello';
});
app.controller('ParentCtrl',function(communicate){//Dependency Injection
console.log(communicate.communicateValue+" Parent World");
});
app.controller('ChildCtrl',function(communicate){//Dependency Injection
...
How can I override inline styles with external CSS?
...ine style */
}
<div style="font-size: 18px; color: red;">
Hello, World. How can I change this to blue?
</div>
Important Notes:
Using !important is not considered as a good practice. Hence, you should avoid both !important and inline style.
Adding the !imp...
What does the “__block” keyword mean?
...y the variable, the block has access to the old object.
NSString* str = @"hello";
void (^theBlock)() = ^void() {
NSLog(@"%@", str);
};
str = @"how are you";
theBlock(); //prints @"hello"
In these 2 cases you need __block:
1.If you want to modify the variable inside the block and expect it to...
How do I convert a string to a lower case representation?
...ick through to the strings package, here's example code:
strings.ToLower("Hello, WoRLd") // => "hello, world"
If you need to handle a Unicode Special Case like Azeri or Turkish, you can use ToLowerSpecial:
strings.ToLowerSpecial(unicode.TurkishCase, "Hello, WoRLd") // => "hello, world"
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jQuery `.is(“:visible”)` not working in Chrome
...ction</title>
</head>
<body>
<div id="hello-world">
Hello World!
</div>
<div id="fullname">
Fernando Mosquera Catarecha
</div>
<div id="vote">
rate it!
</div...