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Get GPS location from the web browser
...mini). IE9 does the job but is the worst performer. Checkout caniuse.com:
http://caniuse.com/#search=geol
Also you need the approval of your user to access their location, so make sure you check for this and give some decent instructions in case it's turned off. Especially for Iphone turning permi...
Is it possible to use Razor View Engine outside asp.net
...de of the context of an ASP.NET app domain, as explained in Andrew's blog: http://vibrantcode.com/blog/2010/11/16/hosting-razor-outside-of-aspnet-revised-for-mvc3-rc.html
However, Razor is still primarily focused on generating xml-like markup (e.g. HTML) in the sense that the Razor parser uses the p...
Stop Visual Studio from mixing line endings in files
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see http://editorconfig.org and https://docs.microsoft.com/en-us/visualstudio/ide/create-portable-custom-editor-options?view=vs-2017
If it does not exist, add a new file called .editorconfig for your project
manipulate editor c...
How to check if a json key exists?
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JSONObject class has a method named "has":
http://developer.android.com/reference/org/json/JSONObject.html#has(java.lang.String)
Returns true if this object has a mapping for name. The mapping may be NULL.
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Error handling in C code
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Use setjmp.
http://en.wikipedia.org/wiki/Setjmp.h
http://aszt.inf.elte.hu/~gsd/halado_cpp/ch02s03.html
http://www.di.unipi.it/~nids/docs/longjump_try_trow_catch.html
#include <setjmp.h>
#include <stdio.h>
jmp_buf x;
void...
Android preferences onclick event
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android:action="android.intent.action.VIEW"
android:data="http://www.example.com"
/>
</PreferenceScreen>
to launch a specific activity:
<PreferenceScreen android:title="something">
<intent
android:action="android.intent.action.MAIN"
a...
Running a specific test case in Django when your app has a tests directory
The Django documentation ( http://docs.djangoproject.com/en/1.3/topics/testing/#running-tests ) says that you can run individual test cases by specifying them:
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Virtualbox “port forward” from Guest to Host [closed]
...change host port if you prefer
Go to host system and try it in browser:
http://127.0.0.1:8000
or your network ip address (find out on the host machine by running: ipconfig).
Network communication Guest -> Host
In this case port forwarding is not needed, the communication goes over the LAN bac...
Convert string to a variable name
... looking for.
assign("x", 5)
x
[1] 5
but buyer beware.
See R FAQ 7.21
http://cran.r-project.org/doc/FAQ/R-FAQ.html#How-can-I-turn-a-string-into-a-variable_003f
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How to use glyphicons in bootstrap 3.0
...rch"></span>
Here is a helpful list of changes for Bootstrap 3: http://bootply.com/bootstrap-3-migration-guide
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