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How to display request headers with command line curl
Command line curl can display response header by using -D option, but I want to see what request header it is sending. How can I do that?
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In Python, how do I iterate over a dictionary in sorted key order?
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This is not obvious. In fact, items() creates a list and therefore uses memory, whereas iteritems() essentially does not use memory. What to use mostly depend on the size of the dictionary. Furthermore, the automatic Python 2 to Python 3 conversion tool (2to3) automatically tak...
jQuery how to bind onclick event to dynamically added HTML element [duplicate]
...ore than one element, a clone of the element to append is created for each and thus the attached event observer is lost.
An alternative way to do it would be to create the link for each element:
function handler() { alert('hello'); }
$('.add_to_this').append(function() {
return $('<a>Click...
Create thumbnail image
...23aykb%28v=vs.110%29.aspx
Here's a rough example that takes an image file and makes a thumbnail image from it, then saves it back to disk.
Image image = Image.FromFile(fileName);
Image thumb = image.GetThumbnailImage(120, 120, ()=>false, IntPtr.Zero);
thumb.Save(Path.ChangeExtension(fileName, "...
method overloading vs optional parameter in C# 4.0 [duplicate]
...DoFoo(c:"Hello There, John Doe")
This call takes parameter a value as 10 and parameter b as 23.
Another variant of this call - notice you don't need to set the parameter values in the order as they appear in the method signature, the named parameter makes the value explicit.
DoFoo(c:"hello again...
Updating and committing only a file's permissions using git version control
...file mode.
Look into your project, in the .git folder for the config file and you should see something like this:
[core]
filemode = false
You can either change it to true in your favorite text editor, or run:
git config core.filemode true
Then, you should be able to commit normally your f...
How do I specify unique constraint for multiple columns in MySQL?
... For those people using MySQL workbench: go to the Indexes tab and select UNIQUE as your type. Give your index a name and check the appropriate columns under the section "Index Columns"
– Pakman
Jun 3 '13 at 20:42
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Illegal mix of collations MySQL Error
...ly refuses to change from 'ucs2_bin' so even tried changing all the tables and the connection collation to 'usc2_bin' but I still get the error "SQL Error (1267): Illegal mix of collations (utf8_general_ci,IMPLICIT) and (ucs2_bin,IMPLICIT) for operation '='".
– bikeman868
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Collections.emptyList() vs. new instance
...ses where you do want to modify the returned list, Collections.emptyList() and List.of() are thus not a good choices.
I'd say that returning an immutable list is perfectly fine (and even the preferred way) as long as the contract (documentation) does not explicitly state differently.
In addition...
How should I structure a Python package that contains Cython code
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I've done this myself now, in a Python package simplerandom (BitBucket repo - EDIT: now github) (I don't expect this to be a popular package, but it was a good chance to learn Cython).
This method relies on the fact that building a .pyx file with Cython.Distutils.build_ext (at ...