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How do I change the value of a global variable inside of a function
...ne it outside of a function and I want to change the global variable value from inside a function and use it from another function, how do I do this?
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Uncaught SyntaxError: Unexpected token with JSON.parse
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products is an object. (creating from an object literal)
JSON.parse() is used to convert a string containing JSON notation into a Javascript object.
Your code turns the object into a string (by calling .toString()) in order to try to parse it as JSON text....
CardView layout_width=“match_parent” does not match parent RecyclerView width
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The docs for inflate:
Inflate a new view hierarchy from the specified xml resource. Throws
InflateException if there is an error.
Parameters
resource ID for an XML layout resource to load (e.g.,
R.layout.main_page) root
view to be the parent of the
generated h...
Can a program depend on a library during compilation but not runtime?
...ed artifact, and you can also configure it to exclude certain dependencies from the WAR file using the provided scope.
The most common scope — Compile Scope — indicates that the dependency is available to your project on the compile classpath, the unit test compile and execution classpaths, and...
How to format a java.sql Timestamp for displaying?
...ession scope / instance variables / static context and then accessing them from multiple threads. Just create a new SimpleDateFormat() within your method and discard it after use. That is threadsafe.
– Glen Best
Apr 24 '13 at 4:48
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How to get the last character of a string in a shell?
...acter you should just use -1 as the index since the negative indices count from the end of the string:
echo "${str: -1}"
The space after the colon (:) is REQUIRED.
This approach will not work without the space.
share
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How to set the text color of TextView in code?
...e:
holder.text.setTextColor(Color.RED);
You can use various functions from the Color class to get the same effect of course.
Color.parseColor (Manual) (like LEX uses)
text.setTextColor(Color.parseColor("#FFFFFF"));
Color.rgb and Color.argb (Manual rgb) (Manual argb) (like Ganapathy uses)
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Can I query MongoDB ObjectId by date?
...do: Change ObjectId(hexSeconds + "0000000000000000"); to db.ObjectID.createFromHexString(hexSeconds + "0000000000000000");
– Anders Östman
Dec 3 '13 at 9:08
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Does PowerShell support constants?
...on for defining a constant like this:
const myConst = 42
Solution taken from http://poshcode.org/4063
function Set-Constant {
<#
.SYNOPSIS
Creates constants.
.DESCRIPTION
This function can help you to create constants so easy as it possible.
It works as k...
django admin - add custom form fields that are not part of the model
...e also given an example of how you might use these values in form.save():
from django import forms
from yourapp.models import YourModel
class YourModelForm(forms.ModelForm):
extra_field = forms.CharField()
def save(self, commit=True):
extra_field = self.cleaned_data.get('extra_f...