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How to convert byte array to Bitmap
...0 /* Ignored for PNGs */, blob);
byte[] bitmapdata = blob.toByteArray();
If bitmapdata is the byte array then getting Bitmap is done like this:
Bitmap bitmap = BitmapFactory.decodeByteArray(bitmapdata, 0, bitmapdata.length);
Returns the decoded Bitmap, or null if the image could not be decoded....
adding x and y axis labels in ggplot2
...Area vs. Discharge and Nitrogen Levels (PPM)")
An alternate way to specify just labels (handy if you are not changing any other aspects of the scales) is using the labs function
ggplot(ex1221, aes(Discharge, Area)) +
geom_point(aes(size=NO3)) +
scale_size_area() +
labs(size= "Nitrogen",...
Django: Display Choice Value
...
Bonus points: what's the best way to do this if you're sending your information via JSON (for instance in a pagination scenario)? Ideally without the overhead of instantiating the Models one by one and calling get_field_display().
– DylanYoung
...
How to send email attachments?
...
Here is the modified version from Oli for python 3
import smtplib
from pathlib import Path
from email.mime.multipart import MIMEMultipart
from email.mime.base import MIMEBase
from email.mime.text import MIMEText
from email.utils import COM...
Drop multiple tables in one shot in mysql
...nd C. Then we can use the following syntax to drop all tables.
DROP TABLE IF EXISTS B,C,A;
This can be placed in the beginning of the script instead of individually dropping each table.
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i...
Set custom HTML5 required field validation message
...(function (exports) {
function valOrFunction(val, ctx, args) {
if (typeof val == "function") {
return val.apply(ctx, args);
} else {
return val;
}
}
function InvalidInputHelper(input, options) {
input.setCustomValidity(valOrFunctio...
How to display PDF file in HTML?
...
<iframe src="file_name.pdf" style="width: 100%;height: 100%;border: none;"></iframe>
– Ĭsααc tիε βöss
Aug 18 '16 at 12:13
...
Import / Export database with SQL Server Server Management Studio
..., Tasks -> Generate Scripts...
Then follow the wizard.
For SSMS2008+, if you want to also export the data, on the "Set Scripting Options" step, select the "Advanced" button and change "Types of data to script" from "Schema Only" to "Data Only" or "Schema and Data".
...
install / uninstall APKs programmatically (PackageManager vs Intents)
... As I said, these are not available to third party applications. If you are making your own system image, you have the platform implementation, and you can find the functions there, but they are not part of the APIs available to normal third party apps.
– hackbod
...
What is the purpose of XORing a register with itself? [duplicate]
...epresents the end of string in c/c++ and the shell code would be truncated if the mean of exploitation is a string processing function or the like.
Btw im referring to the original question: "Any reason to do a “xor eax, eax”?" not what the MSVC++ compiler does.
Since there's some debate in th...