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Using a constant NSString as the key for NSUserDefaults
... I remember reading somewhere that setting the keys as constants is a good idea - and I agree. The following code is what I currently have:
...
How can I get the SQL of a PreparedStatement?
... is no re-construction of an actual real SQL query -- neither on the Java side, nor on the database side.
So, there is no way to get the prepared statement's SQL -- as there is no such SQL.
For debugging purpose, the solutions are either to :
Ouput the code of the statement, with the placeholde...
How to commit changes to a new branch
...t want to keep the commits in the original branch
See the answer by joeytwiddle on this potential duplicate. Follow any of the above steps as appropriate, then roll back the original branch:
git branch -f <original branch> <earlier commit id>
If you have pushed your changes to a shar...
Convert a String In C++ To Upper Case
...oesn't get hoisted out of the per-char loop. See my answer. On the plus side, this may be properly UTF-8 aware, but the slowdown doesn't come from handling UTF-8; it comes from using a dynamic_cast to re-check the locale every character.
– Peter Cordes
May 12...
Is there a way for multiple processes to share a listening socket?
...hild process in CreateProcess as a STDIN, OUT or ERR handle (assuming you didn't want to use it for anything else).
EDIT:
Reading the MDSN library , it appears that WSADuplicateSocket is a more robust or correct mechanism of doing this; it is still nontrivial because the parent/child processes nee...
What is the best CSS Framework and are they worth the effort?
...elf rather than pulling in the bloat of a hundred framework rules.
The 'grid layout' stuff in particular goes back to the bad old days of mixing your presentation into your markup. 'div class="span-24"' is no better than a table, you'll have to go back in there and change the markup to affect the l...
Move the mouse pointer to a specific position?
...Lock, and hitting escape will break it. From my brief read-up, I think the idea is that it locks the mouse to one location, and reports motion events similar to click-and-drag events.
Here's the release documentation:FireFox: https://developer.mozilla.org/en-US/docs/Web/API/Pointer_Lock_APIChrome: ...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...NUM = 2;
final static int RECOMMENDER_NUM = 3;
public static void main(String[] args) throws IOException, TasteException {
String file = "datafile/item.csv";
DataModel model = new FileDataModel(new File(file));
UserSimilarity user = new EuclideanDistanceSimilar...
DynamoDB vs MongoDB NoSQL [closed]
... so there's no need to use a database for this, that's the reason why I decided to choose a noSQL data storage.
8 Answers
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Using multiple property files (via PropertyPlaceholderConfigurer) in multiple projects/modules
...sspath:user.properties"
ignore-unresolvable="true"/>
or
<bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:dao.properti...