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Convert an image (selected by path) to base64 string
...e to retrieve the base64 string
public static string ImageToBase64(string _imagePath)
{
string _base64String = null;
using (System.Drawing.Image _image = System.Drawing.Image.FromFile(_imagePath))
{
using (MemoryStream _mStream = new MemoryStream())
...
How to add a new method to a php object on the fly?
...
You can harness __call for this:
class Foo
{
public function __call($method, $args)
{
if (isset($this->$method)) {
$func = $this->$method;
return call_user_func_array($func, $args);
}
...
What does Redis do when it runs out of memory?
... time finding the answer. How does Redis 2.0 handle running out of maximum allocated memory? How does it decide which data to remove or which data to keep in memory?
...
How do Python functions handle the types of the parameters that you pass in?
...object has a type, every object knows its type, it's impossible to accidentally or deliberately use an object of a type "as if" it was an object of a different type, and all elementary operations on the object are delegated to its type.
This has nothing to do with names. A name in Python doesn't "...
How to have git log show filenames like svn log -v
...ncouraged to use
git-log[1] instead. The
whatchanged command is essentially the same as
git-log[1] but defaults to show
the raw format diff output and to skip merges.
The command is kept primarily for historical reasons; fingers of many
people who learned Git long before git log was i...
Which way is best for creating an object in JavaScript? Is `var` necessary before an object property
...your example, Person (you should start the name with a capital letter) is called the constructor function. This is similar to classes in other OO languages.
Use way 2 if you only need one object of a kind (like a singleton). If you want this object to inherit from another one, then you have to use a...
Is there a JSON equivalent of XQuery/XPath?
...
Yup, it's called JSONPath. The source is now on GitHub.
It's also integrated into DOJO.
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Print a list in reverse order with range()?
...te:
If you want to use only range to achieve the same result, you can use all its parameters. range(start, stop, step)
For example, to generate a list [5,4,3,2,1,0], you can use the following:
range(5, -1, -1)
It may be less intuitive but as the comments mention, this is more efficient and the ...
How to convert a currency string to a double with jQuery or Javascript?
...
Remove all non dot / digits:
var currency = "-$4,400.50";
var number = Number(currency.replace(/[^0-9.-]+/g,""));
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improv...
How can I use pickle to save a dict?
...ickle', 'wb') as handle:
pickle.dump(a, handle, protocol=pickle.HIGHEST_PROTOCOL)
with open('filename.pickle', 'rb') as handle:
b = pickle.load(handle)
print a == b
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