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How to get parameters from the URL with JSP
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Scriptlets are considered bad practice.
– BalusC
Dec 12 '09 at 11:23
14
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...ering.
If you have a look at the Spark documentation for reduce it specifically says "... commutative and associative binary operator"
http://spark.apache.org/docs/1.0.0/api/scala/index.html#org.apache.spark.rdd.RDD
Here is proof that reduce is NOT just a special case of foldLeft
scala> val i...
Semi-transparent color layer over background-image?
...t a light transparent color "layer" over. Below is what I tried but which did not work. Is there a way to put the colored layer over the background image?
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Determine what attributes were changed in Rails after_save callback?
I'm setting up an after_save callback in my model observer to send a notification only if the model's published attribute was changed from false to true. Since methods such as changed? are only useful before the model is saved, the way I'm currently (and unsuccessfully) trying to do so is as fol...
Changing overflow icon in the action bar
...se application theme. -->
<style name="Your.Theme" parent="@android:style/Theme.Holo">
<!-- Pointer to Overflow style ***MUST*** go here or it will not work -->
<item name="android:actionOverflowButtonStyle">@style/OverFlow</item>
</style>
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Dynamically add script tag with src that may include document.write
I want to dynamically include a script tag in a webpage however I have no control of it's src so src="source.js" may look like this.
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c# datatable to csv
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I wrapped this up into an extension class, which allows you to call:
myDataTable.WriteToCsvFile("C:\\MyDataTable.csv");
on any DataTable.
public static class DataTableExtensions
{
public static void WriteToCsvFile(this DataTable dataTable, string filePath)
{
StringB...
make an html svg object also a clickable link
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Isn't the idea to display an svg vector, not an image?
– Luke
Dec 2 '12 at 23:24
7
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Not showing placeholder for input type=“date” field
...ceholder="Date" class="textbox-n" type="text" onfocus="(this.type='date')" id="date">
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Java executors: how to be notified, without blocking, when a task completes?
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Define a callback interface to receive whatever parameters you want to pass along in the completion notification. Then invoke it at the end of the task.
You could even write a general wrapper for Runnable tasks, and submit these to ...