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Iterating over Java collections in Scala
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As of Scala 2.8, all you have to do is to import the JavaConversions object, which already declares the appropriate conversions.
import scala.collection.JavaConversions._
This won't work in previous versions though.
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Foreign Key naming scheme
...o qualify this. It's an unusual situation to be in, and not one you'd typically design in from scratch, so I didn't include this in the response.
– Greg Beech
Oct 14 '08 at 0:41
4
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python location on mac osx
...e python on osx. I do not know if the previous owner of the laptop has installed macpython using macport. And I remembered that osx has an builtin version of python. I tried using type -a python and the result returned
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Error 908: Permission RECEIVE_SMS has been denied. - App Inventor 2 中...
...发送短信/拨打电话，我们创建了SendMessageDirect和MakePhoneCallDirect模块，执行旧的需要额外权限的行为。我们选择让现有的SendMessage和MakePhoneCall模块通过Intents启动默认应用程序，这是Google政策推荐的做法，对大多数人应该有效。
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/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
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I'm compiling gcc 4.6 from source, and apparently
sudo make install
didn't catch this one. I dug around and found
gcc/trunk/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.15
I copied it in to /usr/lib and redirected libstdc++.so.6 to point to the new one, and now e...
What is the Python equivalent of static variables inside a function?
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there is only one instance of foo - this one function. all invocations access the same variable.
– Claudiu
Nov 10 '08 at 23:49
124
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Display lines number in Stack Trace for .NET assembly in Release mode
...bugging is somewhat limited (stackoverflow.com/questions/113866). However callstacks are quite reliable even in optimized code, with exception of inlined functions and ocasional situations where tail call can be missing because call xxx / ret sequence was replaced with jmp xxx.
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Using XPATH to search text containing
...the text from OpenQA concerning this issue (found here):
HTML automatically normalizes
whitespace within elements, ignoring
leading/trailing spaces and converting
extra spaces, tabs and newlines into a
single space. When Selenium reads text
out of the page, it attempts to
duplicate t...
Add a column with a default value to an existing table in SQL Server
...ed for Existing Records.
If your Column is NOT NULL, then it will automatically use the Default Value
for all Existing Records, whether you specify WITH VALUES or not.
How Inserts work with a Default-Constraint:
If you insert a Record into SomeTable and do not Specify SomeCol's value, then it...
Only using @JsonIgnore during serialization, but not deserialization
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In order to accomplish this, all that we need is two annotations:
@JsonIgnore
@JsonProperty
Use @JsonIgnore on the class member and its getter, and @JsonProperty on its setter. A sample illustration would help to do this:
class User {
// More f...