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How do I show an open file in eclipse Package Explorer?
...oices. The choices will vary depending on what plugins you have installed. Select the option you want and press Enter.
The fastest way to select an option is to use the first letter of the option, eg. to go to the Package Explorer, press P (you may have to do this 2 or 3 times depending on how many...
Should I use static_cast or reinterpret_cast when casting a void* to whatever
... fact that every use of reinterpret_cast is downright dangerous because it converts anything to anything else really (for pointers), while static_cast is much more restrictive, thus providing a better level of protection. This has already saved me from bugs where I accidentally tried to coerce one p...
Get item in the list in Scala?
...
Nevermind, I got it - it's "slice"! Can I convert ArrayBuffer to Vector? Or is there a more generic type I can return from methods? For example in Java I would return List interface.
– Andriy Drozdyuk
Feb 13 '11 at 3:31
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How to find duplicates in 2 columns not 1
..._title for each row.
As far as finding the existing duplicates try this:
select stone_id,
upcharge_title,
count(*)
from your_table
group by stone_id,
upcharge_title
having count(*) > 1
...
How can I change property names when serializing with Json.net?
...data in a C# DataSet object. I can serialize it right now using a Json.net converter like this
3 Answers
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how does multiplication differ for NumPy Matrix vs Array classes?
...7, 214, 393]])
but this operations fails if these two NumPy matrices are converted to arrays:
>>> a1 = NP.array(a1)
>>> a2t = NP.array(a2t)
>>> a1 * a2t
Traceback (most recent call last):
File "<pyshell#277>", line 1, in <module>
a1 * a2t
ValueErro...
What is the difference between C# and .NET?
...
@KasunSiyambalapitiya CLR used to convert to code to native code I mean you write a code c# the conversion will be like this C# => CLR => Native code. Then it will run all platforms like linux or windows
– logeshpalani98
...
Similar to jQuery .closest() but traversing descendants?
...
These examples all select depth-first descendants, not breadth-first, so these can't be used to solve the original question. In my testing they all returned the first span, not the second.
– JrBaconCheez
M...
Why don't Java Generics support primitive types?
...a = (ClassA)list.get(0);
So, anything that is used as generics has to be convertable to Object (in this example get(0) returns an Object), and the primitive types aren't. So they can't be used in generics.
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Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”
...gorithms can be used.. But some software (mysql) can use only PKCS#1 keys. Converting from PKCS#8 to PKCS#1 can be done with openssl rsa -in key.pem -out key.pem. Converting the other way can be done with openssl pkey -in key.pem -out key.pem.
– Paul Tobias
Sep...