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What is the difference between “JPG” / “JPEG” / “PNG” / “BMP” / “GIF” / “TIFF” Image?
...pha Transparency for PNG-8 files. (Damn you, Photoshop!) There are ways to convert Photoshop PNG-24 to PNG-8 files while retaining their transparency, though. One method is PNGQuant, another is to save your files with Fireworks.
PNG-24 - Lossless / Direct
PNG-24 is a great format that combines L...
Separate REST JSON API server and client? [closed]
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I'm currently working on converting a huge CMS from option 1 to option 3, and it's going well. We chose to render the markup server-side because SEO is a big deal to us, and we want the sites to perform well on mobile phones.
I'm using node.js for t...
Android View.getDrawingCache returns null, only null
...;0..............................private void takeScreenShot() { for (int i = 1; i < 4; i++) { //startDialog(); View view = ScreenShotActivity.this.findViewById(R.id.relativelayout); Bitmap bitmap = loadBitmapFromView(view);}}
– akash yadav
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Changing a specific column name in pandas DataFrame
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I kept getting AttributeError: 'int' object has no attribute 'replace' could you expand on that.
– Nirmal
May 14 '19 at 15:41
add a ...
Can't stop rails server
...way to kill the Ruby on Rails default server (which is WEBrick) is:
kill -INT $(cat tmp/pids/server.pid)
In your terminal to find out the PID of the process:
$ lsof -wni tcp:3000
Then, use the number in the PID column to kill the process:
For example:
$ kill -9 PID
And some of the other an...
C++ equivalent of java's instanceof
...rounds is putting the special behaviour for the class you are checking for into a virtual function on the base class or perhaps introducing something like a visitor where you can introduce specific behaviour for subclasses without changing the interface (except for adding the visitor acceptance inte...
Returning anonymous type in C#
...isn't a solution, the fields of an anonymous type are not public, they are internal.
– Hans Passant
Apr 9 '12 at 12:48
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How do I find the duplicates in a list and create another list with them?
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converting your answer for set() to get duplicates only. seen = set() then dupe = set(x for x in a if x in seen or seen.add(x))
– Ta946
Apr 7 '19 at 7:41
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How to save picture to iPhone photo library?
... to it like so
-(void) saveMePlease {
//Loop through the array here
for (int i=0:i<[arrayOfPhotos count]:i++){
NSString *file = [arrayOfPhotos objectAtIndex:i];
NSString *path = [get the path of the image like you would in DOCS FOLDER or whatever];
NSString *imagePath...
base64 encoded images in email signatures
...should have this:
<img src="cid: 111122223333">
There's no need to convert the byte array to Base64 because Commons Mail does the conversion for you automatically. Hope this helps.
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