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How can I “unuse” a namespace?
... Doesn't work due to conflicting declarations
::string y; // use the class from the global namespace
std::string z; // use the string class from the std namespace
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Resource interpreted as Document but transferred with MIME type application/zip
... fixes Chrome, but breaks other browsers. My Android phones won't download from that kind of link.
– Betty
Aug 28 '15 at 11:20
38
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Why should a function have only one exit-point? [closed]
...UMENT;
return result;
If a certain condition should prevent a function from doing anything, I prefer to early-return out of the function at a spot above the point where the function would do anything. Once the function has undertaken actions with side-effects, though, I prefer to return from th...
How to efficiently concatenate strings in go
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New Way:
From Go 1.10 there is a strings.Builder type, please take a look at this answer for more detail.
Old Way:
Use the bytes package. It has a Buffer type which implements io.Writer.
package main
import (
"bytes"
"fmt...
Rendering a template variable as HTML
...u need to display e.g currency signs like euro (€), dollar passed from view this is the way to go.
– andilabs
Jul 24 '14 at 10:14
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Google Chromecast sender error if Chromecast extension is not installed or using incognito
...sing it already. Within Chrome, either:
Install the Chromecast extension from here.
Configure devtools to hide the error message (see David's answer below).
Update [Nov 13, 2014]: The problem has now been acknowledged by Google. A member of the Chromecast team seems to suggest the issue will be ...
Restful API service
...than it needs to be. Since you have a simple use case of getting some data from a RESTful Web Service, you should look into ResultReceiver and IntentService.
This Service + ResultReceiver pattern works by starting or binding to the service with startService() when you want to do some action. You c...
“Cannot update paths and switch to branch at the same time”
... the remote but not in your local.
» git remote update
Fetching origin
From gitlab.domain.local:ProjectGroupName/ProjectName
* [new branch] Feature3 -> Feature3
As you can see the new branch has been fetched from remote.
3. Finally, checkout the branch with this command
» git ch...
How to close IPython Notebook properly?
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There still isn't a way to shut it down from inside the notebook UI, but I wrote nbmanager, a tool that can list and kill notebook servers and kernels.
– Thomas K
Dec 28 '14 at 11:21
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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
Both can be used to find the shortest path from single source. BFS runs in O(E+V) , while Dijkstra's runs in O((V+E)*log(V)) .
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