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Useful example of a shutdown hook in Java?

...n sequence it will start all registered shutdown hooks in some unspecified order and let them run concurrently. When all the hooks have finished it will then run all uninvoked finalizers if finalization-on-exit has been enabled. Finally, the virtual machine will halt. That is, a shutdown hook keep...
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Input text dialog Android

...orate more if this is what you need). Within your class: private String m_Text = ""; Within the OnClickListener of your button (or in a function called from there): AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle("Title"); // Set up the input final EditText input ...
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Can't import my own modules in Python

...me the same error. I'm assuming it's because its in a sub-directory of the __init__.py? – n0pe Feb 21 '12 at 18:49 Oh ...
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Non greedy (reluctant) regex matching in sed?

...ell) which means it goes with . until a match is found for ([0-9]+).*. But order is important too. Since global flag is set, engine tries to continue matching character by character up to the end of input string or our target. As soon as the first and only capturing group of left side of alterna...
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The type or namespace name 'Objects' does not exist in the namespace 'System.Data'

...ing code-generation templates. These files will typically be named <edmx_file_name>.tt and <edmx_file_name>.Context.tt and be nested under your edmx file in Solution Explorer. You can select the templates in Solution Explorer and press the Del key to delete them. Note: In Web Site proj...
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Removing transforms in SVG files

...orient Paths. Which version are you referring to? – 0__ Jun 28 '14 at 20:31 1 @0__ If this menu i...
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Align contents inside a div

... You can do it like this also: HTML <body> <div id="wrapper_1"> <div id="container_1"></div> </div> </body> CSS body { width: 100%; margin: 0; padding: 0; overflow: hidden; } #wrapper_1 { clear: left; float: left; position: relative; left: 5...
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How to create fixed space and flexible space bar button items programmatically?

..."Today" style:UIBarButtonItemStylePlain target:self action:@selector(update_baritem:)]; todayItem.tag = 2; UIBarButtonItem *cashItem = [[UIBarButtonItem alloc] initWithTitle:@"Cash" style:UIBarButtonItemStylePlain target:self action:@selector(update_baritem:)]; cashItem.tag = 3; UIBarButtonItem *c...
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Javascript heredoc

... answered Jan 19 '13 at 16:19 Zv_oDDZv_oDD 1,5331616 silver badges2525 bronze badges ...
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Check if object value exists within a Javascript array of objects and if not add a new object to arr

...his is what I did in addition to @sagar-gavhane's answer const newUser = {_id: 4, name: 'Adam'} const users = [{_id: 1, name: 'Fred'}, {_id: 2, name: 'Ted'}, {_id: 3, 'Bill'}] const userExists = users.some(user => user.name = newUser.name); if(userExists) { return new Error({error:'User exi...