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decorators in the python standard lib (@deprecated specifically)
...s no standard library decorator for deprecation. I am aware of recipes for it and the warnings module, but my question is: why is there no standard library decorator for this (common) task ?
...
How to remove all event handlers from an event
...n1.
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
button1.Click += button1_Click;
button1.Click += button1_Click2;
button2.Click += button2_Click;
}
private void button1_Click(object sender, EventArgs e) => MessageBo...
$_POST vs. $_SERVER['REQUEST_METHOD'] == 'POST'
...] contains the request method (surprise).
$_POST contains any post data.
It's possible for a POST request to contain no POST data.
I check the request method — I actually never thought about testing the $_POST array. I check the required post fields, though. So an empty post request would give ...
DateTime2 vs DateTime in SQL Server
...tetime2 and
datetimeoffset data types for new
work. These types align with the SQL
Standard. They are more portable.
time, datetime2 and datetimeoffset
provide more seconds precision.
datetimeoffset provides time zone
support for globally deployed
applications.
datetime2 has larger...
Solr vs. ElasticSearch [closed]
What are the core architectural differences between these technologies?
12 Answers
1...
Structs in Javascript
...
The only difference between object literals and constructed objects are the properties inherited from the prototype.
var o = {
'a': 3, 'b': 4,
'doStuff': function() {
alert(this.a + this.b);
}
};
o.doStuff(); // displays: 7
You could make a struc...
Integer division: How do you produce a double?
.... int to double is a widening conversion. From §5.1.2:
Widening primitive conversions do not
lose information about the overall
magnitude of a numeric value.
[...]
Conversion of an int or a long value
to float, or of a long value to
double, may result in loss of
precision-...
Editing the git commit message in GitHub
Is there any way of online editing the commit message in GitHub.com , after submission?
6 Answers
...
What is offsetHeight, clientHeight, scrollHeight?
...ncluding content not visible on the screen due to overflow
I will make it easier:
Consider:
<element>
<!-- *content*: child nodes: --> | content
A child node as text node | of
<div id="another_child_node">&...
Error when trying to obtain a certificate: The specified item could not be found in the keychain
I was having a problem with codesigning my apps, so I deleted all the keys from the keychain. Then I went to Certificate Assistant => Request a certificate from a Certificate Authority (to create CSR for a new certificate).
...