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When should I use a NoSQL database instead of a relational database? Is it okay to use both on the s
...aling when it comes to massive high availability data stores. For example, Google and Amazon have terabytes of data stored in big data centers. Querying and inserting is not performant in these scenarios because of the blocking/schema/transaction nature of the RDBMs. That's the reason they have imp...
How to get a cross-origin resource sharing (CORS) post request working
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I solved my own problem when using google distance matrix API by setting my request header with Jquery ajax. take a look below.
var settings = {
'cache': false,
'dataType': "jsonp",
"async": true,
"crossDomain": true,
...
Android Studio - How to increase Allocated Heap Size
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I increased my memory following the next Google documentation:
http://tools.android.com/tech-docs/configuration
By default Android Studio is assigned a max of 750Mb, I changed to 2048Mb.
I tried what google described but for me the only thing that it worked was t...
How to implement Android Pull-to-Refresh
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Finally, Google released an official version of the pull-to-refresh library!
It is called SwipeRefreshLayout, inside the support library, and the documentation is here:
Add SwipeRefreshLayout as a parent of view which will be trea...
Recommended method for escaping HTML in Java
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For those who use Google Guava:
import com.google.common.html.HtmlEscapers;
[...]
String source = "The less than sign (<) and ampersand (&) must be escaped before using them in HTML";
String escaped = HtmlEscapers.htmlEscaper().escape(...
How do I do a multi-line string in node.js?
...does not support multi-line strings..." It does as of ES5, and it's in V8 (Google's JavaScript engine), so presumably in NodeJS (which uses V8). See LineContinuation in [Section 7.8.4]*(es5.github.com/#x7.8.4). Tools support may be sketchy for a while.
– T.J. Crowder
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Passing a URL with brackets to curl
...globoff (or the short-option version: -g)
Ex:
curl --globoff https://www.google.com?test[]=1
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Running the new Intel emulator for Android
Lately Google and Intel have published a new way to run the emulator, which should work much better than the previous version (which has emulated ARM CPU). Here are some links about it: this and this .
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How can I get query string values in JavaScript?
...23
qs["name"]; // query string
qs["nothere"]; // undefined (object)
Google method
Tearing Google's code I found the method they use: getUrlParameters
function (b) {
var c = typeof b === "undefined";
if (a !== h && c) return a;
for (var d = {}, b = b || k[B][vb], e = b[p]("...
How can I delete a query string parameter in JavaScript?
...er, but made it support question marks in the query string, eg
http://www.google.com/search?q=test???+something&aq=f
Is it valid to have more than one question mark in a URL?
function removeUrlParameter(url, parameter) {
var urlParts = url.split('?');
if (urlParts.length >= 2) {
/...