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How to set timer in android?
...es = seconds / 60;
seconds = seconds % 60;
text.setText(String.format("%d:%02d", minutes, seconds));
return false;
}
});
//runs without timer be reposting self
Handler h2 = new Handler();
Runnable run = new Runnable() {
@Override
...
How to force R to use a specified factor level as reference in a regression?
...
See the relevel() function. Here is an example:
set.seed(123)
x <- rnorm(100)
DF <- data.frame(x = x,
y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter th...
How to convert 1 to true or 0 to false upon model fetch
I have a model that is set with a JSON response from a mysql database. The model data is set with true or false into a boolean/tinyint field in the database, which uses 1 or 0 .
...
bash HISTSIZE vs. HISTFILESIZE?
...re copied/appended to $HISTFILE from that "list".
If HISTFILESIZE is set, then after this operation, it is ensured
that only $HISTFILESIZE lines (latest) exist in $HISTFILE . And
when the shell starts, the "list" is initialized from $HISTFILE upto
a maximum of $HISTSIZE commands.
...
How can I scale an entire web page with CSS?
...e images with width: 10em; height: 10em; and assuming Firefox's scaling is set to default, the images will be their natural size.
Make body{font-size: 125%}; and everything - including images - wil be double original size.
...
How do I “undo” a --single-branch clone?
...
If you want to add a single branch, you can do the following:
git remote set-branches --add origin [remote-branch]
git fetch origin [remote-branch]:[local-branch]
Works with git version 1.9.1
share
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css z-index lost after webkit transform translate3d
I have two absolutely positioned div elements that overlap. Both have set z-index values via css. I use the translate3d webkit transform to animate these elements off the screen, and then back onto the screen. After the transform, the elements no longer respect their set z-index values.
...
Difference between JVM and HotSpot?
...lates what a real machine does. Like a real machine, it has an instruction set, a virtual computer architecture and an execution model. It is capable of running code written with this virtual instruction set, pretty much like a real machine can run machine code.
HotSpot is an an implementation of t...
S3 Static Website Hosting Route All Paths to Index.html
...e S3 bucket, for example: react
Create CloudFront distributions with these settings:
Default Root Object: index.html
Origin Domain Name: S3 bucket domain, for example: react.s3.amazonaws.com
Go to Error Pages tab, click on Create Custom Error Response:
HTTP Error Code: 403: Forbidden (404: Not ...
How to change time and timezone in iPhone simulator?
... Hmm... I don't have this option on my simulator. On my phone it's under Settings -> General -> Date & Time. On my simulator, the Date & Time section doesn't exist.
– Vito Andolini
Jul 23 '12 at 21:37
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