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Difference between two dates in MySQL
... that. here i want to compare end result with my value, like SELECT * FROM table where datediff(today,databasedate) as days =3; something like this
– Sooraj Abbasi
Jun 16 at 19:34
...
New to unit testing, how to write great tests? [closed]
...e users confidence in my work in addition to making the whole thing super stable. And when it had to be re-written for performance reasons, guess what, it worked as expected on all inputs thanks to the tests.
All the simple examples like function square(number) is great and all, and are probably ba...
Exit single-user mode
... the utility in msdb.dbo.usp_who2. It saves the results of sp_who2 into a table in tempdb under your user id, filter by the database name. Post an image of the error to help us more. Good luck.
– CRAFTY DBA
Sep 23 '13 at 18:53
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How can I check if a Perl array contains a particular value?
...For the record, this code still does iterate through the array. The map{} call simply makes that iteration very easy to type.
– Kenny Wyland
Mar 3 '12 at 23:09
3
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How to chain scope queries with OR instead of AND?
...
Use ARel
t = Person.arel_table
results = Person.where(
t[:name].eq("John").
or(t[:lastname].eq("Smith"))
)
share
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improve this answer
...
Simple insecure two-way data “obfuscation”?
...e to figure out your keys by just assuming that you used this code as-is! All you have to do is change some of the numbers (must be <= 255) in the Key and Vector arrays (I left one invalid value in the Vector array to make sure you do this...). You can use https://www.random.org/bytes/ to gener...
What makes Lisp macros so special?
...like:
(setvar *rows* (sql select count(*)
from some-table
where column1 = "Yes"
and column2 like "some%string%")
And thats not even getting into Reader macros.
Hope this helps.
...
What is the difference between AF_INET and PF_INET in socket programming?
... to do is to use AF_INET in your
struct sockaddr_in and PF_INET in your call to socket(). But
practically speaking, you can use AF_INET everywhere. And, since
that's what W. Richard Stevens does in his book, that's what I'll do
here.
...
How to write a large buffer into a binary file in C++, fast?
...
Try the following, in order:
Smaller buffer size. Writing ~2 MiB at a time might be a good start. On my last laptop, ~512 KiB was the sweet spot, but I haven't tested on my SSD yet.
Note: I've noticed that very large buffers tend to decrease performance. ...
What is the _snowman param in Ruby on Rails 3 forms for?
...net Explorer (5, 6, 7 and 8) to encode its parameters as unicode.
Specifically, this bug can be triggered if the user switches the browser's encoding to Latin-1. To understand why a user would decide to do something seemingly so crazy, check out this google search. Once the user has put the web-sit...