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Using member variable in lambda capture list inside a member function
...a copy capture, through the intermediate local copy - see my answer. Aside from that, I don't know any way to copy capture a member variable.
– Xeo
Oct 25 '11 at 21:42
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Using reflect, how do you set the value of a struct field?
...e heading Package files.
The Go json package marshals and unmarshals JSON from and to Go structures.
Here's a step-by-step example which sets the value of a struct field while carefully avoiding errors.
The Go reflect package has a CanAddr function.
func (v Value) CanAddr() bool
CanAddr r...
How to submit a form using PhantomJS
...n be sometimes more convenient. Below you can see post.js original example from PhantomJS
// Example using HTTP POST operation
var page = require('webpage').create(),
server = 'http://posttestserver.com/post.php?dump',
data = 'universe=expanding&answer=42';
page.open(server, 'post', d...
Combine --user with --prefix error with setup.py install
...which has lead to a bug in virtualenv on these platforms.
The error stems from a system-level distutils configuration file (in my case /usr/lib64/python2.6/distutils/distutils.cfg) where there was this
[install]
prefix=/usr/local
Basically, this is equivalent to always running the install comman...
What method in the String class returns only the first N characters?
...o string manipulations in C#, I miss the good old Left and Right functions from Visual Basic, which are much simpler to use than Substring.
So in most of my C# projects, I create extension methods for them:
public static class StringExtensions
{
public static string Left(this string str, int l...
Should I use Python 32bit or Python 64bit
...ticular).
For example if your app requires > 2GB of RAM, so you switch from 32bit to 64bit you may find that your app is now requiring > 4GB of RAM.
Check whether all of your 3rd party modules are available in 64 bit, otherwise it may be easier to stick to 32bit in the meantime
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Web API Routing - api/{controller}/{action}/{id} “dysfunctions” api/{controller}/{id}
...
The possible reason can also be that you have not inherited Controller from ApiController.
Happened with me took a while to understand the same.
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req.query and req.param in ExpressJS
...d req.query should be favoured for clarity - unless you truly accept input from each object.
Ref:http://expressjs.com/4x/api.html#req.param
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How can I show the name of branches in `git log`?
... the answer below was helpful where the keyrings directory was not updated from master...
Basically adding --source was what I needed to show the branches/tags. Adding --name-only will also show which file was actually changed.
cd /path/to/repo-that-uses-blackbox-encryption
git log --graph --all -...
Position: absolute and parent height?
...lutely positioned.
Absolutely positioned elements are completely removed from the document flow, and thus their dimensions cannot alter the dimensions of their parents.
If you really had to achieve this affect while keeping the children as position: absolute, you could do so with JavaScript by fi...