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is_null($x) vs $x === null in PHP [duplicate]
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203
There is absolutely no difference in functionality between is_null and === null.
The only dif...
Replace Line Breaks in a String C#
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728
Use replace with Environment.NewLine
myString = myString.Replace(System.Environment.NewLine, "...
Android: Test Push Notification online (Google Cloud Messaging) [closed]
...of your device token using following url:
https://www.googleapis.com/oauth2/v1/tokeninfo?access_token=YOUR_DEVICE_TOKEN
Some response codes:
Following is the description of some response codes you may receive from server.
{ "message_id": "XXXX" } - success
{ "message_id": "XXXX", "registration_i...
What is the difference between “screen” and “only screen” in media queries?
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Let's break down your examples one by one.
@media (max-width:632px)
This one is saying for a window with a max-width of 632px that you want to apply these styles. At that size you would be talking about anything smaller than a desktop screen in most cases.
@media screen and (max-widt...
Read url to string in few lines of java code
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edited Feb 27 '18 at 16:22
answered Nov 29 '12 at 18:17
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Prompt Dialog in Windows Forms
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278
You need to create your own Prompt dialog. You could perhaps create a class for this.
public ...
How to ignore the first line of data when processing CSV data?
...newline='') as file:
has_header = csv.Sniffer().has_header(file.read(1024))
file.seek(0) # Rewind.
reader = csv.reader(file)
if has_header:
next(reader) # Skip header row.
column = 1
datatype = float
data = (datatype(row[column]) for row in reader)
least_val...
Selector on background color of TextView
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226
The problem here is that you cannot define the background color using a color selector, you ne...
Why does a return in `finally` override `try`?
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92
Finally always executes. That's what it's for, which means it's return gets used in your case.
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What should be the values of GOPATH and GOROOT?
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323
GOPATH is discussed in the cmd/go documentation:
The GOPATH environment variable lists pla...