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In .NET, which loop runs faster, 'for' or 'foreach'?
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Reading through the blog post it looks like the tests were run in Debug and not Release so that might have a factor. Additionally the difference is specifically for just the loop overhead. It doesn't affect the time to exec...
“Inner exception” (with traceback) in Python?
...s)
File "/usr/lib/python2.7/subprocess.py", line 710, in __init__
errread, errwrite)
File "/usr/lib/python2.7/subprocess.py", line 1327, in _execute_child
raise child_exception
OSError: [Errno 2] No such file or directory for command ['lsx', '/home']
You can see that it shows the line ...
Convert JSON style properties names to Java CamelCase names with GSON
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I have found the following setting works perfect when reading json with underscored attributes and using camelcasing in my models.
Gson gson = new GsonBuilder()
.setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
.create()
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How to use C++ in Go
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You can't quite yet from what I read in the FAQ:
Do Go programs link with C/C++ programs?
There are two Go compiler implementations, gc (the 6g program and friends) and gccgo. Gc uses a different calling convention and linker and can therefore only...
“git diff” does nothing
...entation for more details. In particular, scroll down to the examples, and read this section:
$ git diff # (1)
$ git diff --cached # (2)
$ git diff HEAD # (3)
Diff the working copy with the index
Diff the index with HEAD
Diff the working copy with HEAD
Outside your workspac...
What is the difference between fastcgi and fpm?
I am trying to install php with fpm on macports. I read somewhere that fpm means FastCGI process manager. Does that mean fastcgi and fpm are same? If they are same, then why do we have two different macports variants for php namely
"php5 +fastcgi" and
"php5 +fpm"
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How can I see the entire HTTP request that's being sent by my Python application?
...you to see what you want. There is an example in the documentation.
NOTE: Read the comments below: The verbose config options doesn't seem to be available anymore.
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Unnamed/anonymous namespaces vs. static functions
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The C++ Standard reads in section 7.3.1.1 Unnamed namespaces, paragraph 2:
The use of the static keyword is
deprecated when declaring objects in a
namespace scope, the unnamed-namespace
provides a superior alternative.
Static ...
How to make an HTTP POST web request
...ime and share it unless you have a specific reason not to.
private static readonly HttpClient client = new HttpClient();
See HttpClientFactory for a dependency injection solution.
POST
var values = new Dictionary<string, string>
{
{ "thing1", "hello" },
{ "thing2", "world" }
};...
Is Safari on iOS 6 caching $.ajax results?
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This works for me, but I don't understand how. I had already specified cache: false in my ajaxSetup, and looking at the request headers, that boils down to Cache-Control: no-cache and Pragma: no-cache - but it will still cache on the iPad. Then when I add headers: { "cache-contro...