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How do I check if a variable exists in a list in BASH
I am trying to write a script in bash that check the validity of a user input.
I want to match the input (say variable x ) to a list of valid values.
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AngularJS ng-include does not include view unless passed in $scope
...it wrong to assume that ngInclude can take a raw path? I keep trying to set my ngInclude as follows:
2 Answers
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Custom attributes in styles.xml
...nybody else, my mistake was that my custom view class was calling AttributeSet.getAttributeValue e.g.
String fontName = attrs.getAttributeValue("http://schemas.android.com/apk/res-auto", "customFont");
...which was resulting in my custom attribute not being read in for my custom view.
The fix wa...
How can I measure the similarity between two images? [closed]
I would like to compare a screenshot of one application (could be a Web page) with a previously taken screenshot to determine whether the application is displaying itself correctly. I don't want an exact match comparison, because the aspect could be slightly different (in the case of a Web app, depe...
Adding 'serial' to existing column in Postgres
...urn foo into bar
CREATE SEQUENCE foo_a_seq;
ALTER TABLE foo ALTER COLUMN a SET DEFAULT nextval('foo_a_seq');
ALTER TABLE foo ALTER COLUMN a SET NOT NULL;
ALTER SEQUENCE foo_a_seq OWNED BY foo.a; -- 8.2 or later
SELECT MAX(a) FROM foo;
SELECT setval('foo_a_seq', 5); -- replace 5 by SELECT MAX re...
In C#, how to check if a TCP port is available?
...if our port we would like to use
// in our TcpClient is occupied, we will set isAvailable to false.
IPGlobalProperties ipGlobalProperties = IPGlobalProperties.GetIPGlobalProperties();
TcpConnectionInformation[] tcpConnInfoArray = ipGlobalProperties.GetActiveTcpConnections();
foreach (TcpConnect...
Maximum size of an Array in Javascript
... built a performance framework that manipulates and graphs millions of datasets, and even then, the javascript calculation latency was on order of tens of milliseconds. Unless you're worried about going over the array size limit, I don't think you have much to worry about.
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Command Prompt - How to add a set path only for that batch file executing?
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Just like any other environment variable, with SET:
SET PATH=%PATH%;c:\whatever\else
If you want to have a little safety check built in first, check to see if the new path exists first:
IF EXIST c:\whatever\else SET PATH=%PATH%;c:\whatever\else
If you want that to b...
SQL Inner-join with 3 tables?
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You can do the following (I guessed on table fields,etc)
SELECT s.studentname
, s.studentid
, s.studentdesc
, h.hallname
FROM students s
INNER JOIN hallprefs hp
on s.studentid = hp.studentid
INNER JOIN halls h
on hp.hal...
Changing names of parameterized tests
Is there a way to set my own custom test case names when using parameterized tests in JUnit4?
12 Answers
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