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What is the reason for a red exclamation mark next to my project in Eclipse?
...rors can be seen in the Problems view, and if you open
the view menu and select Group By > Java Problem Type, they all show
up in the Build Path category:
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NoClassDefFoundError - Eclipse and Android
...t; Java Build Path -> "Order and Export" (it was listed before, but not selected)
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how to set radio option checked onload with jQuery
...rop. Also there's no need for the extra filter, you can just combine the 2 selectors e.g. $("input[name=gender][value=Male]").prop("checked", true);
– jackocnr
Apr 2 '14 at 21:56
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USB Debugging option greyed out
...of this post.
When you connect your phone to your PC, using the USB cable, select the mode as PC Software.
Now you should be able to enable USB Debugging.
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Linq style “For Each” [duplicate]
...ibe(...) seems to be around 50 times slower than ToList().ForEach(...) and Select(...).ToList()
– qujck
Jan 6 '14 at 16:44
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Fastest hash for non-cryptographic uses?
... Just a quick note - I tried this with a much longer string (~5000 chars) and CRC32 was slower than MD5 and SHA1 on my machine (i7-6650U, 16GB). CRC32 - 1.7s , MD5 - 1.4s, SHA1 - 1.5s. Always test for yourself.
– Sam Tolton
Oct 24 '17 at 11:03
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Provisioning Profiles menu item missing from Xcode 5
...nage your profiles (mostly to clean up):
Open Windows/Devices in Xcode 6
Select your device
Show Provisioning Profiles:
You'll get + and - buttons to add/remove profiles:
No longer supported ... you can also download Apple's iPhone Configuration Utility 3.5 for Mac OS X, it still has "Provis...
How to detect if a stored procedure already exists
...
IF object_id('YourSp') IS NULL
EXEC ('create procedure dbo.YourSp as select 1')
GO
ALTER PROCEDURE dbo.YourSp
AS
...
This way, security settings, comments and other meta deta will survive the deployment.
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Difference between CTE and SubQuery?
...
CTE's are most useful for recursion:
WITH hier(cnt) AS (
SELECT 1
UNION ALL
SELECT cnt + 1
FROM hier
WHERE cnt < @n
)
SELECT cnt
FROM hier
will return @n rows (up to 101). Useful for calendars, dummy rowsets etc.
They are als...
How can I clear the SQL Server query cache?
...et DBID from one database name first
DECLARE @intDBID INT;
SET @intDBID = (SELECT [dbid]
FROM master.dbo.sysdatabases
WHERE name = N'AdventureWorks2014');
DBCC FLUSHPROCINDB (@intDBID);
7. Clear plan cache for the current database
USE AdventureWorks2014;
GO
-- New...