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How to concatenate strings in django templates?
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Use with:
{% with "shop/"|add:shop_name|add:"/base.html" as template %}
{% include template %}
{% endwith %}
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How to re import an updated package while in Python Interpreter? [duplicate]
...rst. So after doing import importlib, you can then do importlib.reload(some_module).
– fraxture
Jan 13 '16 at 9:59
4
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Concept of void pointer in C programming
...ligned at 4-byte boundary to be dereferenced).
For example, reading uint16_t from void*:
/* may receive wrong value if ptr is not 2-byte aligned */
uint16_t value = *(uint16_t*)ptr;
/* portable way of reading a little-endian value */
uint16_t value = *(uint8_t*)ptr
| ((*((uint8_t*)...
How to rename a single column in a data.frame?
...nswered May 10 '13 at 20:33
Side_0o_EffectSide_0o_Effect
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ASP.NET MVC Razor pass model to layout
...odel : ViewModelBase
{
}
public abstract class ViewModelBase
{
}
in the _Layout.cshtml:
@model Models.ViewModelBase
<!DOCTYPE html>
<html>
and so on...
in the the Index (for example) method in the home controller:
public ActionResult Index()
{
var model = new S...
How do I write data into CSV format as string (not file)?
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You could use StringIO instead of your own Dummy_Writer:
This module implements a file-like class, StringIO, that reads and writes a string buffer (also known as memory files).
There is also cStringIO, which is a faster version of the StringIO class.
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Email address validation using ASP.NET MVC data type attributes
...Expression Attribute, something like this:
[RegularExpression("^[a-zA-Z0-9_\\.-]+@([a-zA-Z0-9-]+\\.)+[a-zA-Z]{2,6}$", ErrorMessage = "E-mail is not valid")]
And don't delete [Required] because [RegularExpression] doesn't affect empty fields.
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Concurrent.futures vs Multiprocessing in Python 3
...o make it work:
from concurrent.futures import ProcessPoolExecutor
def pool_factorizer_map(nums, nprocs):
# Let the executor divide the work among processes by using 'map'.
with ProcessPoolExecutor(max_workers=nprocs) as executor:
return {num:factors for num, factors in
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How do you remove duplicates from a list whilst preserving order?
.../uniqifiers-benchmark
Fastest one:
def f7(seq):
seen = set()
seen_add = seen.add
return [x for x in seq if not (x in seen or seen_add(x))]
Why assign seen.add to seen_add instead of just calling seen.add? Python is a dynamic language, and resolving seen.add each iteration is more cos...
Make a UIButton programmatically in Swift
..., 500)
myFirstButton.addTarget(self, action: #selector(myClass.pressed(_:)), forControlEvents: .TouchUpInside)
self.view.addSubview(myFirstLabel)
self.view.addSubview(myFirstButton)
}
@objc func pressed(sender: UIButton!) {
var alertView = UIAlertView()
alertView.addButtonWithTi...