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How do I list one filename per output line in Linux?
...s -1a
First, though, make sure your ls supports -1. GNU coreutils (installed on standard Linux systems) and Solaris do; but if in doubt, use man ls or ls --help or check the documentation. E.g.:
$ man ls
...
-1 list one file per line. Avoid '\n' with -q or -b
...
What is for Python what 'explode' is for PHP?
...miter present (except possibly the last part). When the delimiter is None, all whitespace is matched. This is the default.
>>> "Rajasekar SP".split()
['Rajasekar', 'SP']
>>> "Rajasekar SP".split('a',2)
['R','j','sekar SP']
...
Maximum number of threads in a .NET app?
...ds(out workerThreads, out completionPortThreads);
– JALLRED
Jun 9 '14 at 17:03
1
@MitchWheat I wa...
Random row from Linq to Sql
... select row).FirstOrDefault();
Note that this is only suitable for small-to-mid-size tables; for huge tables, it will have a performance impact at the server, and it will be more efficient to find the number of rows (Count), then pick one at random (Skip/First).
for count approach:
var qry...
How to check if any flags of a flag combination are set?
...d point... and enums also implement IFormattable and IComparable. However, all numeric types implement those interfaces too, so it's not enough to exclude them
– Thomas Levesque
Apr 20 '12 at 23:09
...
JQuery - $ is not defined
...ge is fully loaded, and as such, before jQuery is fully loaded.
First of all, ensure, what script is call properly, it should looks like
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>
and shouldn't have attributes async...
How to click or tap on a TextView text
...Don't forget the clickable attribute, without it, the click handler isn't called.
main.xml
...
<TextView
android:id="@+id/click"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Click Me"
androi...
LEFT OUTER joins in Rails 3
...te a warning in Rails 4 unless you also add references(:comments). Additionally, this will cause all returned comments to be eager loaded in memory due to the includes, which is possibly not what you want.
– Derek Prior
Nov 30 '13 at 1:58
...
Create the perfect JPA entity [closed]
...nd your time on what's important.
Constructors: create a constructor with all required fields of the entity?
Constructor(s) for application logic, should have only a few critical "foreign key" or "type/kind" fields which will always be known when creating the entity. The rest should be set by call...
Why use Gradle instead of Ant or Maven? [closed]
What does another build tool targeted at Java really get me?
9 Answers
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