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How to use string.replace() in python 3.x
...
As in 2.x, use str.replace().
Example:
>>> 'Hello world'.replace('world', 'Guido')
'Hello Guido'
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How to add a new method to a php object on the fly?
...);
}
}
}
$foo = new Foo();
$foo->bar = function () { echo "Hello, this function is added at runtime"; };
$foo->bar();
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Normalization in DOM parsing with java - how does it work?
...t nodes.
This basically means that the following XML element
<foo>hello
wor
ld</foo>
could be represented like this in a denormalized node:
Element foo
Text node: ""
Text node: "Hello "
Text node: "wor"
Text node: "ld"
When normalized, the node will look like thi...
Add Text on Image using PIL
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Even more minimal example (draws "Hello world!" in black and with the default font in the top-left of the image):
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from PIL import ImageDraw
...
ImageDraw.Draw(
image # Image
).text(
(0, 0), # Coordinates
'Hello world!', # Text
(0, 0, 0...
JavaScript closures vs. anonymous functions
...nsider the following example;
function f()
{//begin of scope f
var foo='hello'; //foo is declared in scope f
for(var i=0;i<2;i++){//i is declared in scope f
//the for loop is not a function, therefore we are still in scope f
var bar = 'Am I accessible?';//bar is declared in scope f...
Left-pad printf with spaces
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If you want the word "Hello" to print in a column that's 40 characters wide, with spaces padding the left, use the following.
char *ptr = "Hello";
printf("%40s\n", ptr);
That will give you 35 spaces, then the word "Hello". This is how you form...
How to convert an int array to String with toString method in Java [duplicate]
...ol over the string representation you get for your array.
String[] s = { "hello", "world" };
RichIterable<String> r = RichIterable.from(s);
r.mkString(); // gives "hello, world"
r.mkString(" | "); // gives "hello | world"
r.mkString("< ", ", ", " >"); // gives...
Express-js wildcard routing to cover everything under and including a path
...s.
Simply add (/*)? at the end of your path string.
For example, app.get('/hello/world(/*)?' /* ... */)
Here is a fully working example, feel free to copy and paste this into a .js file to run with node, and play with it in a browser (or curl):
const app = require('express')()
// will be able to m...
How to center text vertically with a large font-awesome icon?
...=" vertical-align: middle;"></span>
<span class="my-text">hello world</span>
</div>
Of course you could not use inline styles and target it with your own css class. But this works in a copy paste fashion.
See here:
Vertical alignment of text and icon in button
If it ...
linux svn搭建配置及svn命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...# vi passwd
[users]
# harry = harryssecret
# sally = sallyssecret
hello=123
用户名=密码
这样我们就建立了hello用户， 123密码
2.2 再设置权限authz
[root@www ~]# vi authz
[/]
hello= rw
意思是hello用户对所有的目录有读写权限，当...