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How to delete or add column in SQLITE?
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SQLite supports a limited subset of ALTER TABLE. The ALTER TABLE command in SQLite allows the user to rename a table or to add a new column to an existing table. It is not possible to rename a column, remove a column, or add or remove constraints from a table.
You can:
create new table as ...
Compiling/Executing a C# Source File in Command Prompt
How do you compile and execute a .cs file from a command-prompt window?
15 Answers
15
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How to convert an ArrayList containing Integers to primitive int array?
...ze the fact the ArrayList implements Iterable (via Collection inheritance) and do: for(int n : integer) { ret[counter++] = n; } ... and initialize int counter = 0;
– gardarh
Feb 14 '14 at 15:04
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How do I handle ImeOptions' done button click?
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I ended up with a combination of Roberts and chirags answers:
((EditText)findViewById(R.id.search_field)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent e...
Where is shared_ptr?
...examples I see show complete code to include the headers for shared_ptr (and working). Simply stating std , tr1 and <memory> is not helping at all! I have downloaded boosts and all but still it doesn't show up! Can someone help me by telling exactly where to find it?
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What do the &,
... out explicitly, in the file below it uses some characters I do not understand. What does each line and symbol(&,*,
5 Answe...
ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)
I use the following command:
15 Answers
15
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How to find the Git commit that introduced a string in any branch?
...xed string whatever. The --all parameter means to start from every branch and --source means to show which of those branches led to finding that commit. It's often useful to add -p to show the patches that each of those commits would introduce as well.
Versions of git since 1.7.4 also have a simi...
binning data in python with scipy/numpy
... of an array in prespecified bins? for example, i have an array of numbers and an array corresponding to bin start and end positions in that array, and I want to just take the mean in those bins? I have code that does it below but i am wondering how it can be cut down and improved. thanks.
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How do you redirect to a page using the POST verb?
...irect somewhere, the HTTP "Location" header tells the browser where to go, and the browser makes a GET request for that page. You'll probably have to just write the code for your page to accept GET requests as well as POST requests.
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