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Is there a way of making strings file-path safe in c#?
...id chars and an _ for invalid ones
var validFilename = new string(filename.Select(ch => invalidFileNameChars.Contains(ch) ? '_' : ch).ToArray());
To replace invalid characters (and avoid potential name conflict like Hell* vs Hell$):
static readonly IList<char> invalidFileNameChars = Path...
Suggestions for debugging print stylesheets?
...op right corner of the browser viewport to open the devtools drawer.
Then, select Media in the emulation drawer, and check the CSS media checkbox.
This should do the trick.
Update: The menus have changed in DevTools.
It can now be found by clicking on the "three-dots" menu in the top right corn...
Font Awesome icon inside text input element
...e placeholder attribute will simply ignore it.
UPDATE
The before content selector selects the input: input[type="text"]:before. You should select the wrapper: .wrapper:before. See http://jsfiddle.net/allcaps/gA4rx/ .
I also added the placeholder suggestion where the wrapper is redundant.
.wrap...
How to comment a block in Eclipse?
...Ctrl+Shift+c
Uncomment: Ctrl+Shift+c
For Multiple Lines (Toggle Effect)
(Select the lines you want to comment)
comment : Ctrl+Shift+c
Uncomment: Ctrl+Shift+c
It is for all html , css , jsp , java .
It gives toggle effect.
...
What should I do when 'svn cleanup' fails?
...ools-win32) from http://www.sqlite.org/download.html
sqlite3 .svn/wc.db "select * from work_queue"
The SELECT should show you your offending folder/file as part of the
work queue. What you need to do is delete this item from the work
queue.
sqlite3 .svn/wc.db "delete from work_...
EC2 Instance Cloning
...he easier way is through the web management console:
go to the instance
select the instance and click on instance action
create image
Once you have an image you can launch another cloned instance, data and all. :)
shar...
How to rename a table in SQL Server?
...le for table dependencies at Pinal Dave's blog here
USE AdventureWorks
GO
SELECT
referencing_schema_name = SCHEMA_NAME(o.SCHEMA_ID),
referencing_object_name = o.name,
referencing_object_type_desc = o.type_desc,
referenced_schema_name,
referenced_object_name = referenced_entity_name,
referenced_obje...
Context switches much slower in new linux kernels
...
One of the roles of BIOS feature selection is to enable/disable devices. In some cases these selections are forced on the OS (e.g., on-motherboard USB, eSATA and NICs). In others the OS is expected to respect your wishes (e.g., EIST, C states, Hyperthreading...
Enable 'xp_cmdshell' SQL Server
...gure calls:
declare @prevAdvancedOptions int
declare @prevXpCmdshell int
select @prevAdvancedOptions = cast(value_in_use as int) from sys.configurations where name = 'show advanced options'
select @prevXpCmdshell = cast(value_in_use as int) from sys.configurations where name = 'xp_cmdshell'
if (@...
R memory management / cannot allocate vector of size n Mb
...a whole.
To use Readyboost, right click on the drive, go to properties and select 'ReadyBoost' and select 'use this device' radio button and click apply or ok to configure.