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Javascript communication between browser tabs/windows [duplicate]
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Tomáš Zato, be aware the answer is from 2010 - when HTML5 was not supported by all the browsers and the share of IE6 and IE7 was pretty high. There are better solutions now.
– Roman Goyenko
Feb 7 '17 at 15:42
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Database sharding vs partitioning
...ted out partitioned on very few servers, using Postgres to divide the data from the get-go. I believe it was several thousand logical shards on those few physical shards. Read their awesome writeup from 2012 here: Instagram Engineering - Sharding & IDs
See here as well: http://www.quora.com/Wha...
Creating NSData from NSString in Swift
...t with a valid HTTPBody , but I can't seem to get my string data (coming from a UITextField ) into a usable NSData object.
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Deleting all rows from Cassandra cql table [duplicate]
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To remove all rows from a CQL Table, you can use the TRUNCATE command:
TRUNCATE keyspace_name.table_name;
Or if you are already using the keyspace that contains your target table:
TRUNCATE table_name;
Important to note, but by default Cas...
Capture screenshot of active window?
...new Bitmap(bounds.Width, bounds.Height))
{
using(Graphics g = Graphics.FromImage(bitmap))
{
g.CopyFromScreen(Point.Empty, Point.Empty, bounds.Size);
}
bitmap.Save("test.jpg", ImageFormat.Jpeg);
}
for capturing current window use
Rectangle bounds = this.Bounds;
using (Bi...
$apply already in progress error
...$apply? You shouldn't ever need to call $apply unless you are interfacing from a non-Angular event. The existence of $apply usually means I am doing something wrong (unless, again, the $apply happens from a non-Angular event).
If $apply really is appropriate here, consider using a "safe apply" ap...
get dictionary value by key
...ionary<string, string>();
dict.Add("UserID", "test");
string userIDFromDictionaryByKey = dict["UserID"];
If you look at the tip suggestion:
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How to use gradle zip in local system without downloading when using gradle-wrapper
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From gradle-wrapper documentation, I found in section 61.1. Configuration
If you don't want any download to happen when your project is build
via gradlew, simply add the Gradle distribution zip to your version
control...
What does in XML mean?
...cognized inside of comments.
This means given these four snippets of XML from one well-formed document:
<!ENTITY MyParamEntity "Has been expanded">
<!--
Within this comment I can use ]]>
and other reserved characters like <
&, ', and ", but %MyParamEntity; will not be expan...
Find objects between two dates MongoDB
...o pass a Javascript Date object.
Yes, it has to be ISODate friendly
Yes, from my experience getting this to work, you need to manipulate the date to ISO
Yes, working with dates is generally always a tedious process, and mongo is no exception
Here is a working snippet of code, where we do a littl...