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What exactly does @synthesize do?
...hods for the property if you do not supply them within the @implementation block.
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One line if-condition-assignment
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How to call this block ? I mean what is it name ?
– fuat
Dec 1 '19 at 16:26
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How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw
... I ant the same config in TomEE and JBoss.. forum.primefaces.org/viewtopic.php?f=3&t=43798
– Dmitry Alexandrov
Nov 17 '15 at 11:26
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What is the difference between 'classic' and 'integrated' pipeline mode in IIS7?
... the request to ASP.NET). In this mode, ASP.NET is not much different from PHP or other technologies for IIS.
Integrated mode, on the other hand, is a new mode in IIS7 where IIS pipeline is tightly integrated (i.e. is just the same) as ASP.NET request pipeline. ASP.NET can see every request it want...
How to center a “position: absolute” element
... to the height/width of the parent element (which is creating a containing block).
While a percentage value on translate() transform function is relative to width/height of the element itself (Actually it refers to the size of bounding box).
For unidirectional alignment, go with translateX(-50%) o...
AddRange to a Collection
...never throw. If destination cannot be cast, list will be null and the else block will execute.
– rymdsmurf
Oct 29 '14 at 12:04
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Rails migration for change column
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You can also use a block if you have multiple columns to change within a table.
Example:
change_table :table_name do |t|
t.change :column_name, :column_type, {options}
end
See the API documentation on the Table class for more details.
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How can I test what my readme.md file will look like before committing to github?
...ts "definition lists", github doesn't. StackEdit puts triple backtick code blocks on there own line (useful for use in numbered lists), github doesn't. There are other differences. The only safe bet is to trial and error with a gist and delete it when you are done.
– Bruno Bron...
In what cases will HTTP_REFERER be empty
... the HTTP_REFERER, because HTTP_REFERER = NULL
has some browser addon that blocks it for privacy reasons. Some firewalls and AVs do to.
Try this firefox extension, you'll be able to set any headers you want:
@Master of Celebration:
Firefox:
extensions: refspoof, refontrol, modify headers, no-r...
how to release localhost from Error: listen EADDRINUSE
...nd prompt (cmd). With the cmd you can discover the process ID (PID) of the blocking application. You will need the PID in order to terminate / kill the process.
Here is a step-by-step guide...
Find all processes which are running on a specified port (in this example, Port is "3000"):
netstat ...