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Using PUT method in HTML form
...>, i.e. send a GET request.
Instead, many frameworks simply use a POST parameter to tunnel the HTTP method:
<form method="post" ...>
<input type="hidden" name="_method" value="put" />
...
Of course, this requires server-side unwrapping.
...
Exception thrown inside catch block - will it be caught again?
This may seem like a programming 101 question and I had thought I knew the answer but now find myself needing to double check. In this piece of code below, will the exception thrown in the first catch block then be caught by the general Exception catch block below?
...
Detect blocked popup in Chrome
...
This worked for me:
cope.PopupTest.params = 'height=1,width=1,left=-100,top=-100,location=no,toolbar=no,menubar=no,scrollbars=no,resizable=no,directories=no,status=no';
cope.PopupTest.testWindow = window.open("popupTest.htm", "popupTest", cope.PopupTest.pa...
Creating PHP class instance with a string
...123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$method = 'doStuff';
$object = new MyClass();
$object->$method(); // calls the MyClass->doStuff() method.
...
Common xlabel/ylabel for matplotlib subplots
...ot(111, frameon=False)
# hide tick and tick label of the big axis
plt.tick_params(labelcolor='none', top=False, bottom=False, left=False, right=False)
plt.xlabel("common X")
plt.ylabel("common Y")
This results in the following (with matplotlib version 2.2.0):
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Determine file creation date in Java
There is another similar question to mine on StackOverflow ( How to get creation date of a file in Java ), but the answer isn't really there as the OP had a different need that could be solved via other mechanisms. I am trying to create a list of the files in a directory that can be sorted by age, ...
How to create duplicate allowed attributes
...bute constructor take an array of strings, a string[], with or without the params modifier. Then it could be applied with the syntax [MyCustom("CONTROL", "ALT", "SHIFT", "D")] (with params).
– Jeppe Stig Nielsen
Oct 13 '13 at 15:15
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Rails: fields_for with index?
...ite simple as the solution is provided within Rails. You can use f.options params. So, inside your rendered _some_form.html.erb,
Index can be accessed by:
<%= f.options[:child_index] %>
You don't need to do anything else.
Update: It seems that my answer wasn't clear enough...
Original...
C# How can I check if a URL exists/is valid?
... it does not return server or protocol errors
/// </summary>
/// <param name="url">The path to check</param>
/// <returns></returns>
public bool UrlIsValid(string url)
{
try
{
HttpWebRequest request = HttpWebRequest.Create(url) as HttpWebRequest;
...
How can I parse a YAML file in Python
...asiest and purest method without relying on C headers is PyYaml (documentation), which can be installed via pip install pyyaml:
#!/usr/bin/env python
import yaml
with open("example.yaml", 'r') as stream:
try:
print(yaml.safe_load(stream))
except yaml.YAMLError as exc:
print...