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SQLite add Primary Key
...ter they have been created. The accepted suggested solution is to create a new table with the correct requirements and copy your data into it, then drop the old table.
here is the official documentation about this: http://sqlite.org/faq.html#q11
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How to download and save a file from Internet using Java?
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Give Java NIO a try:
URL website = new URL("http://www.website.com/information.asp");
ReadableByteChannel rbc = Channels.newChannel(website.openStream());
FileOutputStream fos = new FileOutputStream("information.html");
fos.getChannel().transferFrom(rbc, 0, Lo...
PHP Array to CSV
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Try using;
PHP_EOL
To terminate each new line in your CSV output.
I'm assuming that the text is delimiting, but isn't moving to the next row?
That's a PHP constant. It will determine the correct end of line you need.
Windows, for example, uses "\r\n". I wrack...
Why do I get the error “Unsafe code may only appear if compiling with /unsafe”?
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Search your code for unsafe blocks or statements. These are only valid is compiled with /unsafe.
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What's the Linq to SQL equivalent to TOP or LIMIT/OFFSET?
... take 4, then applying the sort on these 4.
var dados = from d in dc.tbl_News.Take(4)
orderby d.idNews descending
select new
{
d.idNews,
d.titleNews,
d.textNews,
d.date...
Best practices to handle routes for STI subclasses in rails
...nd redirect_to are explicit in the paths they're linking (e.g. link_to 'New Person', new_person_path ), but many times the paths are implicit (e.g. link_to 'Show', person ).
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Is there an ignore command for git like there is for svn?
I am a new user to git and I am starting a new project. I have a bunch of dot files that I would like to ignore. Is there an ignore command for git like there is for svn ?
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importing pyspark in python shell
...s I have the same issue. (See http://geekple.com/blogs/feeds/Xgzu7/posts/351703064084736)
19 Answers
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How to exit from the application and show the home screen?
...ring up the Home application by its corresponding Intent:
Intent intent = new Intent(Intent.ACTION_MAIN);
intent.addCategory(Intent.CATEGORY_HOME);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);
sha...
UINavigationController without navigation bar?
...d be able to do the following:
self.navigationController.navigationBar.isHidden = true //Swift 5
where self.navigationController is (obviously) an instance of UINavigationController. Seems to work for me, but I only briefly tested it before posting this.
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