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How do I download a tarball from GitHub using cURL?
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And just to potentially save someone a google, -L means follow redirects.
– Steve Kehlet
May 16 '14 at 19:56
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Big O, how do you calculate/approximate it?
...eps. The input of the function is the size of the structure to process. It means that this function is called such as:
Number_Of_Steps = f(data.length)
The parameter N takes the data.length value. Now we need the actual definition of the function f(). This is done from the source code, in which e...
How to annotate MYSQL autoincrement field with JPA annotations
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To use a MySQL AUTO_INCREMENT column, you are supposed to use an IDENTITY strategy:
@Id @GeneratedValue(strategy=GenerationType.IDENTITY)
private Long id;
Which is what you'd get when using AUTO with MySQL:
@Id @GeneratedValue(strategy=GenerationType.AUTO)
private Long id;
Which is a...
How to get multiple counts with one SQL query?
...ally the same thing as a PIVOT function in some RDBMS:
SELECT distributor_id,
count(*) AS total,
sum(case when level = 'exec' then 1 else 0 end) AS ExecCount,
sum(case when level = 'personal' then 1 else 0 end) AS PersonalCount
FROM yourtable
GROUP BY distributor_id
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Why we should not use protected static in java
... thought through what is going on with the class.
Think about what static means:
This variable exists at class level, it does not exist separately for each instance and it does not have an independent existence in classes which extend me.
Think about what protected means:
This variable ca...
Is AsyncTask really conceptually flawed or am I just missing something?
...POOL_EXECUTOR are Added in API level 11 (Android 3.0.x, HONEYCOMB).
This means that if you create two AsyncTasks to download two files, the 2nd download will not start until the first one finishes. If you chat via two servers, and the first server is down, you will not connect to the second one be...
Mockito: Inject real objects into private @Autowired fields
...ck fit into
this paradigm? Well, it just doesn't... Partial mock usually means
that the complexity has been moved to a different method on the same
object. In most cases, this is not the way you want to design your
application.
However, there are rare cases when partial mocks come handy...
How to convert An NSInteger to an int?
...isons. (int i = -1) > (NSUinteger j = 14) converts the int to unsigned, meaning -1 > 14, which is not what you want.
– Samuel Clay
Jan 3 '12 at 23:12
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How to specify a multi-line shell variable?
...command has an "unanticipated" non-zero exit status. By "unanticipated", I mean it runs in a context where you aren't specifically looking at its exit status. false by itself, for instance, would exit the shell. false || true would not, since you are anticipating the non-zero exit status by specifyi...
Explicitly set Id with Doctrine when using “AUTO” strategy
My entity uses this annotation for it's ID:
7 Answers
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