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How to programmatically take a screenshot on Android?
...n SD card and used later for whatever your needs are:
First, you need to add a proper permission to save the file:
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
And this is the code (running in an Activity):
private void takeScreenshot() {
Date now = new ...
Unicode equivalents for \w and \b in Java regular expressions?
...CLASS, which makes everything work right again. It’s available as an embeddable (?U) for inside the pattern, so you can use it with the String class’s wrappers, too. It also sports corrected definitions for various other properties, too. It now tracks The Unicode Standard, in both RL1.2 and RL...
Bash continuation lines
...nes
This will allow you to have cleanly indented code at the expense of additional variables. If you make the variables local it should not be too bad.
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How do you make an element “flash” in jQuery
...re flashing is sitting on a plain white background. try this first before adding color plugins and trying to flash backgrounds etc.
– Simon_Weaver
Jun 30 '13 at 6:19
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How do I get a Date without time in Java?
... In enterprise applications we don't always have the option to add/use other libraries. I appreciate the pointer to Joda Time, but it's really not an answer to the original issue of getting the date portion using the standard Java. Thanks. Upvoting Chathuranga's answer.
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Why is Dictionary preferred over Hashtable in C#?
...hread safe (can be safely accessed from several threads concurrently)
HybridDictionary - optimized performance (for few items and also for many items)
OrderedDictionary - values can be accessed via int index (by order in which items were added)
SortedDictionary - items automatically sorted
StringDic...
Set time to 00:00:00
...lass Main
{
static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
public static void main(String[] args)
{
Calendar now = Calendar.getInstance();
now.set(Calendar.HOUR, 0);
now.set(Calendar.MINUTE, 0);
now.set(Calendar.SECOND, 0);
...
How can I find the number of arguments of a Python function?
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params = sig.parameters
print(params['kwarg1']) # prints: kwarg1=20
Additionally, you can call len on sig.parameters to also see the number of arguments this function requires:
print(len(params)) # 3
Each entry in the params mapping is actually a Parameter object that has further attribute...
JAX-RS / Jersey how to customize error handling?
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