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JPA or JDBC, how are they different?
...y code where lots of mapping between data sets and objects occur, logic is mixed in with SQL, etc.
JPA is a standard for Object Relational Mapping. This is a technology which allows you to map between objects in code and database tables. This can "hide" the SQL from the developer so that all they ...
Center/Set Zoom of Map to cover all visible Markers?
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In the part about the zoom manipulation (UPDATE), you're mixing a couple vars and scopes. You use yourMap, map and this. Maybe it's a good idea to make it more consistent.
– Gustavo Straube
Apr 28 '16 at 12:44
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Selecting data frame rows based on partial string match in a column
...ecies %like% "osa", ]
If that is what you had, then perhaps you had just mixed up row and column positions for subsetting data.
If you don't want to load a package, you can try using grep() to search for the string you're matching. Here's an example with the mtcars dataset, where we are matchin...
How to get Android crash logs?
...ug certificate), but would like to get crash log data, whenever my application crashes. Where can I find a log of why my app crashed?
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What does [object Object] mean?
I am trying to alert a returned value from a function and I get this in the alert:
9 Answers
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AWS Difference between a snapshot and AMI
...volume plus some metadata like the architecture, kernel, AMI name, description, block device mappings, and more.
You can take a snapshot of an EBS boot volume and turn it into an EBS boot AMI by registering it with the appropriate metadata. The trickiest part of this is specifying the correct AKI...
Animate scrollTop not working in firefox
This function works fine. It scrolls the body to a desired container's offset
11 Answers
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Making custom right-click context menus for my web-app
... down menus when you right-click. Somehow they override the browser's behavior of drop-down menu, and I'm now sure exactly how they do it. I found a jQuery plugin that does this, but I'm still curious about a few things:
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Set a default parameter value for a JavaScript function
I would like a JavaScript function to have optional arguments which I set a default on, which get used if the value isn't defined (and ignored if the value is passed). In Ruby you can do it like this:
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Android equivalent to NSNotificationCenter
In the process of porting an iPhone application over to android, I am looking for the best way to communicate within the app. Intents seem to be the way to go, is this the best (only) option? NSUserDefaults seems much lighter weight than Intents do in both performance and coding.
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