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Pass correct “this” context to setTimeout callback?
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It works. I tested the concept with a jsbin script: jsbin.com/etise/7/edit
– John K
Jan 25 '10 at 6:00
1
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Is Zookeeper a must for Kafka?
...keeper server if
you don't already have one. You can use the convenience script
packaged with kafka to get a quick-and-dirty single-node zookeeper
instance.
As to why, well people long ago discovered that you need to have some way to coordinating tasks, state management, configuration, etc a...
Get first day of week in SQL Server
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Googled this script:
create function dbo.F_START_OF_WEEK
(
@DATE datetime,
-- Sun = 1, Mon = 2, Tue = 3, Wed = 4
-- Thu = 5, Fri = 6, Sat = 7
-- Default to Sunday
@WEEK_START_DAY int = 1
)
/*
Find the f...
How do I remove the last comma from a string using PHP?
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It will impact your script if you work with multi-byte text that you substring from. If this is the case, I higly recommend enabling mb_* functions in your php.ini or do this ini_set("mbstring.func_overload", 2);
$string = "'test1', 'test2'...
Test if a command outputs an empty string
... seem convenient and easy, I suppose it will break easily. Writing a small script/application that returns 0 or 1 depending on the result is much more reliable!
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When should I use uuid.uuid1() vs. uuid.uuid4() in python?
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My team just ran into trouble using UUID1 for a database upgrade script where we generated ~120k UUIDs within a couple of minutes. The UUID collision led to violation of a primary key constraint.
We've upgraded 100s of servers but on our Amazon EC2 instances we ran into this issue a few t...
Is there a Google Voice API? [closed]
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Be nice if there was a Javascript API version. That way can integrate w/ other AJAX apps or browser extensions/gadgets/widgets.
Right now, current APIs restrict to web app technologies that support Java, .NET, or Python, more for server side, unless m...
Call a Javascript function every 5 seconds continuously [duplicate]
I want to Call a Javascript function every 5 seconds continuously.
I have seen the setTimeOut event. Will it be working fine if I want it continuously?
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Embedding Base64 Images
... "non-navigable" content for security reasons, including concerns that JavaScript embedded in a data URI may not be interpretable by script filters such as those used by web-based email clients. Data URIs must be smaller than 32 KiB in Version 8[3].
Data URIs are supported only for the following e...
Is there a MySQL option/feature to track history of changes to records?
... the AFTER UPDATE trigger to barf, so they need to be removed. In the php script I have that does this stuff, I query for any unique indexes on newly created history tables (with "SHOW INDEX FROM data_table WHERE Key_name != 'PRIMARY' and Non_unique = 0"), and then remove them.
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