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How should I use try-with-resources with JDBC?
...e method:
public List<User> getUser(int userId) {
String sql = "SELECT id, username FROM users WHERE id = ?";
List<User> users = new ArrayList<>();
try (Connection con = DriverManager.getConnection(myConnectionURL);
PreparedStatement ps = con.prepareStatement(...
Nearest neighbors in high-dimensional data?
...
First, the number of features (columns) in a data set is not a factor in selecting a distance metric for use in kNN. There are quite a few published studies directed to precisely this question, and the usual bases for comparison are:
the underlying statistical
distribution of your data;
the rel...
how to edit .csproj file
...these simple steps:
Right click on your project in solution explorer and select Unload Project
Right click on the project (tagged as unavailable in solution explorer) and click "Edit yourproj.csproj". This will open up your CSPROJ file for editing.
After making any changes you want, save and clos...
How to have TFS 2010 detect changes done to files outside of Visual Studio?
...rol Explorer
Right-click on the folder with the changes and choose Compare
Select the files you want to reconcile (press CTRL+A to select all files)
Click on the Reconcile button
Set the options in the Reconcile Folder Differences dialog. Make sure Files that do not have pending changes is set to Ch...
Adding custom radio buttons in android
...
Add a background drawable that references to an image, or a selector (like below), and make the button transparent:
<RadioButton
android:id="@+id/radio0"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@null"
android:...
How to read contacts on Android 2.0
...,
ContactsContract.Contacts.HAS_PHONE_NUMBER,
};
String SELECTION = ContactsContract.Contacts.HAS_PHONE_NUMBER + "='1'";
Cursor contacts = managedQuery(contactUri, PROJECTION, SELECTION, null, null );
The above chunk of code returns a Cursor that points to the resulting query t...
Oracle SQL escape character (for a '&')
... table blah (x varchar(20));
insert into blah (x) values ('blah&amp');
select * from blah;
X
--------------------
blah&amp
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Oracle SQL, concatenate multiple columns + add text
...
select 'i like' || type_column || ' with' ect....
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Disabled form fields not submitting data [duplicate]
...entioned: READONLY does not work for <input type='checkbox'> and <select>...</select>.
If you have a Form with disabled checkboxes / selects AND need them to be submitted, you can use jQuery:
$('form').submit(function(e) {
$(':disabled').each(function(e) {
$(this).rem...
✔ Checkmark selected row in UITableViewCell
...pment newbie. I want to add a checkmark to my UITableViewCell when it is selected. The checkmark should be removed when another row is selected. How would I do this?
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