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RequestDispatcher.forward() vs HttpServletResponse.sendRedirect()
...equest and response objects are lost because it’s treated as new request by the browser.
In the address bar, we are able to see the new redirected address. It’s not transparent.
sendRedirect is slower because one extra round trip is required, because a completely new request is created and t...
How to make my layout able to scroll down?
I can not scroll down the screen to view the data in the "Replied By:" section. How can I make my layout scrollable?
5 Answ...
List all tables in postgresql information_schema
...om information_schema.tables to get a listing of every table being managed by Postgres for a particular database.
You can also add a where table_schema = 'information_schema' to see just the tables in the information schema.
...
What is __declspec and when do I need to use it?
... @tetris, you don't know from the code. The decision is made by the linker, who will pick the first .lib it finds that has a matching exported symbol.
– Euro Micelli
Nov 1 '13 at 10:57
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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
...ljust methods:
"4".rjust(2, '0')
This will make the "4" right justified by ensuring it's at least 2 characters long and pad it with '0'. ljust does the opposite.
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Exclude folders from Eclipse search
...and mark a folder as derived. Derived entities are excluded from searching by default. The problem with this approach is that Eclipse "forgets" that the folder is derived if you delete it (either from within Eclipse or externally, followed by refreshing the project tree). Like so often with Eclipse,...
How do I use FileSystemObject in VBA?
...if access to the VBA object model has been enabled.
Access can be enabled by ticking the check-box Trust access to the VBA project object model found at File > Options > Trust Center > Trust Center Settings > Macro Settings
To add a reference:
Sub Add_Reference()
Application.VB...
How to remove element from array in forEach loop?
...ate an array using Array.prototype.splice
var pre = document.getElementById('out');
function log(result) {
pre.appendChild(document.createTextNode(result + '\n'));
}
var review = ['a', 'b', 'c', 'b', 'a'];
review.forEach(function(item, index, object) {
if (item === 'a') {
object.splic...
How can I round down a number in Javascript?
...; -4.0
Round towards zero - usually called Truncate(), but not supported by JavaScript - can be emulated by using Math.ceil() for negative numbers and Math.floor() for positive numbers.
+3.5 => +3.0 using Math.floor()
-3.5 => -3.0 using Math.ceil()
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How to Import .bson file format on mongodb
...llection_name /path/file.bson
For restoring the complete folder exported by mongodump:
mongorestore -d db_name /path/
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