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How can I change the language (to english) in Oracle SQL Developer?
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Try to set user.language and user.country properties in sqldeveloper.conf file located in sqldeveloper\bin folder (%APPDATA%\sqldeveloper\<version>\product.conf for more recent versions) .
Sample for set french language:
Incl...
Choosing the best concurrency list in Java [closed]
...re are a lot more options for concurrent Queues and Maps (and you can make Sets from Maps), and those structures tend to make the most sense for many of the types of things you want to do with a shared data structure.
For queues, you have a huge number of options and which is most appropriate depen...
MySQL, better to insert NULL or empty string?
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NULLs also work great when UNIQUE field is set. For example if you have a field like Driving License to add person’s DL No. and the guy doesn’t have it. Since it’s a unique field the first person with no DL No. will get added but not the next as it will throw an...
Using Python's os.path, how do I go up one directory?
...lpath(dirname(__file__))), 'templates')
Update:
If you happen to "copy" settings.py through symlinking, @forivall's answer is better:
~user/
project1/
mysite/
settings.py
templates/
wrong.html
project2/
mysite/
settings.py -&...
Android Use Done button on Keyboard to click button
... in my app I have a field for the user to input a number. I have the field set to only accept numbers. When the user clicks on the field it brings up the keyboard. On the keyboard (on ICS) there is a done button. I would like for the done button on the keyboard to trigger the submit button i have in...
App can't be opened because it is from an unidentified developer
...0.8.5, the option to select from the 'Allow applications downloaded from:' set of radio buttons is: 'Anywhere'
– Mark Roper
Nov 11 '13 at 16:36
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WPF ListView turn off selection
...rStyle>
<Style TargetType="ListViewItem">
<Setter Property="Focusable" Value="false"/>
</Style>
</ListView.ItemContainerStyle>
...
</ListView>
However if you still require the functionality of the ListView, like being able to sel...
Uploading both data and files in one form using Ajax?
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another option is to use an iframe and set the form's target to it.
you may try this (it uses jQuery):
function ajax_form($form, on_complete)
{
var iframe;
if (!$form.attr('target'))
{
//create a unique iframe for the form
iframe = $...
Printing the correct number of decimal points with cout
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With <iomanip>, you can use std::fixed and std::setprecision
Here is an example
#include <iostream>
#include <iomanip>
int main()
{
double d = 122.345;
std::cout << std::fixed;
std::cout << std::setprecision(2);
std::cout <<...
Download File Using Javascript/jQuery
... capable of rendering (such as HTML or text files), you need the server to set the file's MIME Type to a nonsensical value, such as application/x-please-download-me or alternatively application/octet-stream, which is used for arbitrary binary data.
If you only want to open it in a new tab, the only...