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How long do browsers cache HTTP 301s?
...'s cache can accommodate it. It will be removed from the cache if you manually clear the cache, or if the cache entries are purged to make room for new ones.
You can verify this at least in Firefox by going to about:cache and finding it under disk cache. It works this way in other browsers includi...
What are the complexity guarantees of the standard containers?
... O(1) (amortized)
v.insert(iterator, value) Insert value at the position indexed by iterator. O(n)
v.pop_back() Remove value from end. O(1)
v.assign(begin, end) Clear the container and copy in the elements from begin to e...
How do you loop through each line in a text file using a windows batch file?
...
It's worth pointing out that the index parameter in your loop must be a single character. So for example %%i is fine but %%index will fail.
– Vincent
Mar 6 at 20:12
...
How can I get zoom functionality for images?
...{
return event.getX();
}
public float getX(int pointerIndex) {
verifyPointerIndex(pointerIndex);
return getX();
}
public float getY() {
return event.getY();
}
public float getY(int pointerIndex) {
verifyPointerInd...
SparseArray vs HashMap
...or missing keys.
Iterate over the items
You can use keyAt and valueAt some index to loop through the collection because the SparseArray maintains a separate index distinct from the int keys.
int size = sparseArray.size();
for (int i = 0; i < size; i++) {
int key = sparseArray.keyAt(i);
S...
Write a function that returns the longest palindrome in a given string
...s far as I understood the problem, we can find palindromes around a center index and span our search both ways, to the right and left of the center. Given that and knowing there's no palindrome on the corners of the input, we can set the boundaries to 1 and length-1. While paying attention to the mi...
Google Chrome Printing Page Breaks
...
I've used the following approach successfully in all major browsers including Chrome:
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=UTF-8" />
<title>Paginated HTML</title>
<sty...
Android Studio: how to attach Android SDK sources?
...s fine for me.
diff --git a/options/jdk.table.xml b/options/jdk.table.xml
index 0112b91..33828b8 100644
--- a/options/jdk.table.xml
+++ b/options/jdk.table.xml
@@ -76,7 +76,7 @@
</javadocPath>
<sourcePath>
<root type="composite">
- <root ...
Optimising Android application before release [closed]
...
When using SQLlite, put special attention on indexes. Don't assume anything. I got tremendous speedups in Zwitscher, when I put indexes on columns commonly used for search.
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Bamboo Vs. Hudson(a.k.a. Jenkins) vs Any other CI systems [closed]
...ur build process.
Deploy artifacts to servers (i.e. deploy the war if all the unit tests pass.)
Bamboo 2.7 supports Build Stages, which allow you to break up your build into a Unit Test Stage and a Deploy Stage. Only if the Unit Test Stage succeeds, the build will move on to the Deploy Stage....