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Is there a way that I can check if a data attribute exists?
Is there some way that I can run the following:
15 Answers
15
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How to assign string to bytes array
...array of bytes [20]byte when converting a string to bytes... Don't believe me? Check out Rob Pike's answer on this thread
– openwonk
Feb 14 '16 at 0:44
10
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SearchView's OnCloseListener doesn't work
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I also meet this problem, and I have no choice but give up "oncloselistener". Instead, you can get your menuItem, then setOnActionExpandListener. Then override unimplents methods.
@Override
public boolean onMenuItemActionExpand(Me...
Converting a UNIX Timestamp to Formatted Date String
Using PHP, I want to convert UNIX timestamps to date strings similar to this: 2008-07-17T09:24:17Z
9 Answers
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type object 'datetime.datetime' has no attribute 'datetime'
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Datetime is a module that allows for handling of dates, times and datetimes (all of which are datatypes). This means that datetime is both a top-level module as well as being a type within that module. This is confusing.
Your erro...
Automatically start a Windows Service on install
...ch I install using the InstallUtil.exe. Even though I have set the Startup Method to Automatic, the service does not start when installed, I have to manually open the services and click start. Is there a way to start it either via the command line, or through the code of the Service?
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How can I use external JARs in an Android project?
...uld like to add the external library, then select New > Directroy and name it as 'libs'
Now copy the blah_blah.jar into the 'libs' folder
Right click the blah_blah.jar, Then select 'Add as Library..'. This will automatically add and entry in build.gradle as compile files('libs/blah_blah.jar') and...
Generate a random number in the range 1 - 10
... query which I worked on in this question did not work out, I'm trying something else now. Is there a way to tell pg's random() function to get me only numbers between 1 and 10?
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How to get the current URL within a Django template?
...Django 1.9 and above:
## template
{{ request.path }} # -without GET parameters
{{ request.get_full_path }} # - with GET parameters
Old:
## settings.py
TEMPLATE_CONTEXT_PROCESSORS = (
'django.core.context_processors.request',
)
## views.py
from django.template import *
def home(request)...
Get local IP address in node.js
...nd in os.networkInterfaces(), — an object, that maps network interface names to its properties (so that one interface can, for example, have several addresses):
'use strict';
const { networkInterfaces } = require('os');
const nets = networkInterfaces();
const results = Object.create(null); // or...