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How to execute file I'm editing in Vi(m)
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This facility is available for 'make' of project from vim (gives vim the IDE like capability). Brian Carper's solution (:let f=expand("%")|vnew|execute '.!ruby "' . f . '"') though looks cryptic, works exactly as asked by author of the question.
– Ajay...
Backporting Python 3 open(encoding=“utf-8”) to Python 2
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A note from the porting howto: "Do not bother with the outdated practice of using codecs.open() as that’s only necessary for keeping compatibility with Python 2.5." docs.python.org/3/howto/pyporting.html
– Al...
How can I convert a Unix timestamp to DateTime and vice versa?
... For the .NET Framework 4.6 and above there is now static DateTimeOffset.FromUnixMilliseconds and DateTimeOffset.ToUnixMilliseconds.
– rookie1024
May 18 '16 at 2:49
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Named Branches vs Multiple Repositories
...nes there will be no permanent record of where a particular changeset came from.
This means that clones are great for quick experiments where you don't want to record a branch name, and named branches are good for long term branches ("1.x", "2.x" and similar).
Note also that a single repository ca...
How do I get PHP errors to display?
... errors you need to:
1. Have these lines in the PHP script you're calling from the browser (typically index.php):
error_reporting(E_ALL);
ini_set('display_errors', '1');
2.(a) Make sure that this script has no syntax errors
—or—
2.(b) Set display_errors = On in your php.ini
Otherwise, it ...
Use of def, val, and var in scala
...6
scala> aVariable = 5
aVariable: Int = 5
According to above, labels from def and val cannot be reassigned, and in case of any attempt an error like the below one will be raised:
scala> something = 5 * 6
<console>:8: error: value something_= is not a member of object $iw
somet...
What is a stack trace, and how can I use it to debug my application errors?
...ot more. What we're mostly concerned about is looking for methods that are from our code, which would be anything in the com.example.myproject package. From the second example (above), we'd first want to look down for the root cause, which is:
Caused by: java.sql.SQLException
However, all the met...
Declaring variables inside loops, good practice or bad practice?
..., whose sole purpose is to declare variables which must retain their value from one loop to another. This typically includes the loop counter itself.
{
int i, retainValue;
for (i=0; i<N; i++)
{
int tmpValue;
/* tmpValue is uninitialized */
/* retainValue still ha...
C# Iterate through Class properties
...ecord, value);
}
Where value is the value you're wanting to write in (so from your resultItems array).
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Installing in Homebrew errors
...e note: this command is going to remove ownership of /usr/local/mysql/data from the mysql user. In my case that prevented mysql from starting up. Fix that with: sudo chown -RL mysql:mysql /usr/local/mysql/data
– samvermette
Jun 22 '11 at 3:18
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