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How do I copy folder with files to another folder in Unix/Linux? [closed]
...r, --recursive, and -R are equivalent. It will also give common pitfalls, etc. which is nice.
– Alex W
Dec 16 '16 at 16:22
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Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
... got some secured parts that can be logged into using Google, Facebook, ...etc (OAuth).
16 Answers
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Android - get children inside a View?
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In order to refresh a table layout (TableLayout) I ended up having to use the recursive approach mentioned above to get all the children's children and so forth.
My situation was somewhat simplified because I only needed to wor...
A circular reference was detected while serializing an object of type 'SubSonic.Schema .DatabaseColu
...t T4 template that is used for generating the EntityFramework entities. In order to be able to perform the change tracking, this templates uses the Proxy pattern, by wrapping your nice POCOs with them. This then causes the issues when serializing with the JavaScriptSerializer.
So then the 2 solutio...
In vim, how do I go back to where I was before a search?
... special track of some positions and gives you access to them with ``, ^O, etc.
– aehlke
Apr 14 '11 at 3:19
the mark o...
ASP.NET MVC Conditional validation
...lidation is business logic and this interface is in the System.Web DLL. In order to use this, you have to give your business layer a dependency on a presentation technology.
– NightOwl888
Jul 28 '13 at 15:45
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Http 415 Unsupported Media type error with JSON
...d add in it your API's header names and values.
e.g. Content-type, Accept, etc. That will resolve your issue.
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How to sort by two fields in Java?
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You can use Collections.sort as follows:
private static void order(List<Person> persons) {
Collections.sort(persons, new Comparator() {
public int compare(Object o1, Object o2) {
String x1 = ((Person) o1).getName();
String x2 = ((Person) o2)...
Check Whether a User Exists
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Why don't you simply use
grep -c '^username:' /etc/passwd
It will return 1 (since a user has max. 1 entry) if the user exists and 0 if it doesn't.
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What are the respective advantages/limitations of Amazon RDS vs. EC2 with MySQL? [closed]
...failover to offsite replicas, we use the RDS failover, otherwise promotion etc back to new master would become tricky. The offsite replicas mainly are for out-of-cloud backup DR as well as for read/write splitting for reporting environments (our application level is aware of them). HTH
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