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How to delete a file or folder?
...###Exception Handling
#!/usr/bin/python
import os
## Get input ##
myfile= raw_input("Enter file name to delete: ")
## Try to delete the file ##
try:
os.remove(myfile)
except OSError as e: ## if failed, report it back to the user ##
print ("Error: %s - %s." % (e.filename, e.strerror))
###...
Fastest way to serialize and deserialize .NET objects
...st base-64 encode the binary.
[XmlType]
public class CT {
[XmlElement(Order = 1)]
public int Foo { get; set; }
}
[XmlType]
public class TE {
[XmlElement(Order = 1)]
public int Bar { get; set; }
}
[XmlType]
public class TD {
[XmlElement(Order=1)]
public List<CT> CTs { g...
raw_input function in Python
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
...
What is a serialVersionUID and why should I use it?
...I wouldn't expect it to say you need one - but it may be suggesting one in order to help you serialize exceptions correctly. If you're not going to serialize them, you really don't need the constant.
– Jon Skeet
Jun 15 '14 at 18:43
...
Bootstrap 3 Collapse show state with Chevron icon
...til you click on the panel so you want to include the "collapsed" class in order to display the correct chevron (i.e., chevron-right is displayed when collapsed and chevron-down when open).
HTML
<div class="panel panel-default">
<div class="panel-heading collapsed" data-toggle="collap...
Select Last Row in the Table
...
You'll need to order by the same field you're ordering by now, but descending.
As an example, if you have a time stamp when the upload was done called upload_time, you'd do something like this;
For Pre-Laravel 4
return DB::table('files')-...
PHP: How to remove all non printable characters in a string?
...lter ASCII characters below 32
$string = filter_var($input, FILTER_UNSAFE_RAW, FILTER_FLAG_STRIP_LOW);
Filter ASCII characters above 127
$string = filter_var($input, FILTER_UNSAFE_RAW, FILTER_FLAG_STRIP_HIGH);
Strip both:
$string = filter_var($input, FILTER_UNSAFE_RAW, FILTER_FLAG_STRIP_LOW|F...
What's the difference between `raw_input()` and `input()` in Python 3?
...
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Laravel - Eloquent or Fluent random row
...
Laravel >= 5.2:
User::inRandomOrder()->get();
or to get the specific number of records
// 5 indicates the number of records
User::inRandomOrder()->limit(5)->get();
// get one random record
User::inRandomOrder()->first();
or using the random ...
Get raw POST body in Python Flask regardless of Content-Type header
...
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