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How to return PDF to browser in MVC?
...r controller action would be something like:
return File("Chap0101.pdf", "application/pdf");
If you are generating this PDF dynamically, it may be better to use a MemoryStream, and create the document in memory instead of saving to file. The code would be something like:
Document document = new ...
Rails - How to use a Helper Inside a Controller
...to include your helper module in your controller:
class MyController < ApplicationController
include MyHelper
def xxxx
@comments = []
Comment.find_each do |comment|
@comments << {:id => comment.id, :html => html_format(comment.content)}
end
end
end
Option 2...
How do I prevent Eclipse from hanging on startup?
... freezes after I started using its generic web connector), but the problem appeared even after uninstalling the connector, and even deleting the .mylyn directories.
Edit: I also managed to restart eclipse by deleting just one file:
rm $WORKSPACE_DIR/.metadata/.plugins/org.eclipse.e4.workbench/work...
how to check if object already exists in a list
...epends on the needs of the specific situation. For example, the dictionary approach would be quite good assuming:
The list is relatively stable (not a lot of inserts/deletions, which dictionaries are not optimized for)
The list is quite large (otherwise the overhead of the dictionary is pointless)....
How do we use runOnUiThread in Android?
...I think I've misunderstood something, because on clicking the button - the app does not respond anymore
12 Answers
...
How set background drawable programmatically in Android
...le(context, R.drawable.ready)
You will need to add the following in your app build.gradle
compile 'com.android.support:support-v4:23.0.0' # or any version above
Or using ResourceCompat, in any API like below:
import android.support.v4.content.res.ResourcesCompat;
ResourcesCompat.getDrawable(...
UICollectionView's cellForItemAtIndexPath is not being called
...
Can you elaborate a bit more. Same is happening for me
– user1010819
Oct 15 '13 at 17:32
...
Checking for a null int value from a Java ResultSet
...the field value is NULL, I suggest:
int iVal = 0;
ResultSet rs = magicallyAppearingStmt.executeQuery(query);
if (rs.next()) {
iVal = rs.getInt("ID_PARENT");
if (rs.wasNull()) {
// handle NULL field value
}
}
(Edited as @martin comments below; the OP code as written would not c...
Error executing command 'ant' on Mac OS X 10.9 Mavericks when building for Android with PhoneGap/Cor
...ap build again and it should successfully compile and install your Android app.
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How can I pop-up a print dialog box using Javascript?
...e user to a printer-friendly page. The client wants a print dialog box to appear automatically when the user arrives at the print-friendly page. How can I do this with javascript?
...