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Merge, update, and pull Git branches without using checkouts
... a project that has 2 branches, A and B. I typically work on branch A, and merge stuff from branch B. For the merging, I would typically do:
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doGet and doPost in Servlets
...tter sense.
GET
Usually, HTTP GET requests are idempotent. I.e. you get em>x m>actly the same result everytime you em>x m>ecute the request (leaving authorization/authentication and the time-sensitive nature of the page —search results, last news, etc— outside consideration). We can talk about a bookmar...
When to use generic methods and when to use wild-card?
...with wildcards, you have to use type parameters.
Taking your method as em>x m>ample, suppose you want to ensure that the src and dest list passed to copy() method should be of same parameterized type, you can do it with type parameters like so:
public static <T em>x m>tends Number> void copy(List&lt...
Differences between action and actionListener
...ctionListener if you want have a hook before the real business action get em>x m>ecuted, e.g. to log it, and/or to set an additional property (by <f:setPropertyActionListener>), and/or to have access to the component which invoked the action (which is available by ActionEvent argument). So, purely ...
Threads vs Processes in Linum>x m>
I've recently heard a few people say that in Linum>x m>, it is almost always better to use processes instead of threads, since Linum>x m> is very efficient in handling processes, and because there are so many problems (such as locking) associated with threads. However, I am suspicious, because it seems like ...
Why does the order in which libraries are linked sometimes cause errors in GCC?
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(See the history on this answer to get the more elaborate tem>x m>t, but I now think it's easier for the reader to see real command lines).
Common files shared by all below commands
$ cat a.cpp
em>x m>tern int a;
int main() {
return a;
}
$ cat b.cpp
em>x m>tern int b;
int a = b;
$ cat d.cpp
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Importing CSV with line breaks in Em>x m>cel 2007
I'm working on a feature to em>x m>port search results to a CSV file to be opened in Em>x m>cel. One of the fields is a free-tem>x m>t field, which may contain line breaks, commas, quotations, etc. In order to counteract this, I have wrapped the field in double quotes (").
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Is there hard evidence of the ROI of unit testing?
...mers and, more importantly, the bean-counters in management, that all the em>x m>tra time spent learning the testing framework, writing tests, keeping them updated, etc.. will pay for itself, and then some.
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Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
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Let's improve stacker's em>x m>ample and use Scala's case classes:
case class Person(firstName: String, lastName: String)
The above Scala class contains all features of the below Java class, and some more - for em>x m>ample it supports pattern matching (whi...