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What are the respective advantages/limitations of Amazon RDS vs. EC2 with MySQL? [closed]
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Good answer. How do you handle the 4 hour per week downtime?
– Tihom
Jan 26 '11 at 20:29
8
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Java logical operator short-circuiting
...ot short-circuit.
You can test them by something as follows (see how many times the method is called in each case):
public static boolean getFalse() {
System.out.println("Method");
return false;
}
public static void main(String[] args) {
if(getFalse() && getFalse()) { } ...
How do I 'svn add' all unversioned files to SVN?
I'm looking for a good way to automatically 'svn add' all unversioned files in a working copy to my SVN repository.
19 An...
R: rJava package install failing
When installing rJava using the install.packages("rJava") command I get the following error:
16 Answers
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java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android
...tty sure you have a leak. Then create a heap dump (or several at different times) via adb or DDMS and analyze it via the dominator tree tooling on Eclipse MAT. You should pretty soon find which object has a retaines heap that grows over time. That's your memory leak. I wrote an article with some mor...
How to create permanent PowerShell Aliases
...ble to store in a profile.ps1 file any powershell code to be executed each time powershell starts. There are at least 6 different paths where to store the code depending on which user have to execute it. We can consider only 2 of them: the "all users" and the "only your user" paths.
So to answer yo...
Does Spring @Transactional attribute work on a private method?
...her method of the target object, won't lead to an actual transaction at runtime even if the invoked method is marked with @Transactional!
Consider the use of AspectJ mode (see below) if you expect self-invocations to be wrapped with transactions as well. In this case, there won't be a proxy in the f...
Android: how to handle button click
...your activity as to not be obfuscated.
For archiving some kind of compile-time-security with this approach, have a look at Android Lint (example).
#2 Pros and cons for all methods are almost the same and the lesson should be:
Use what ever is most appropriate or feels most intuitive to you.
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Jackson overcoming underscores in favor of camel-case
I retrieve a JSON string from internet; like most JSON I've seen it includes long keys that are separated by underscores. Essentially, my goal is to deserialize JSON into java-objects, but I don't use underscores in java-code.
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Generating a random & unique 8 character string using MySQL
...RT_ID()); UPDATE vehicles (...) , rand()*36+1, (...) (or else it returns 8 times the same character). How can we be sure that 8 successive calls to rand() are guaranteed to return a different sequence if initialised with a different seed?
– RandomSeed
May 24 '1...