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Best practices when running Node.js with port 80 (Ubuntu / Linode) [closed]
... & other VPS
This not only applies to Linode, but Digital Ocean, AWS EC2 and other VPS providers as well. However, on RedHat based systems /etc/rc.local is /ect/rc.d/local.
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TSQL - Cast string to integer or return default value
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If you are on SQL Server 2012 (or newer):
Use the TRY_CONVERT function.
If you are on SQL Server 2005, 2008, or 2008 R2:
Create a user defined function. This will avoid the issues that Fedor Hajdu mentioned with regards to currency, fractional number...
Create request with POST, which response codes 200 or 201 and content
...s that the response body gives you a page that links you to the thing:
201 Created
The 201 (Created) status code indicates that the request has been fulfilled and has resulted in one or more new resources being created. The primary resource created by the request is identified by either a ...
Convert UTF-8 encoded NSData to NSString
..., encoding: .utf8)
// unsafe way, provided data is \0-terminated
let newStr2 = data.withUnsafeBytes(String.init(utf8String:))
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Service vs IntentService in the Android platform
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answered Apr 2 '13 at 18:57
José Juan SánchezJosé Juan Sánchez
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What do commas and spaces in multiple classes mean in CSS?
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.container_12 .grid_6,
.container_16 .grid_8 {
width: 460px;
}
That says "make all .grid_6's within .container_12's and all .grid_8's within .container_16's 460 pixels wide." So both of the following will render the same:
<div ...
How to add extension methods to Enums
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TPAKTOPA
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answered Mar 13 '13 at 14:29
One Man CrewOne M...
How can I install Apache Ant on Mac OS X?
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j-beda
12344 bronze badges
answered Jul 11 '10 at 12:09
Michael Aaron SafyanMichael Aaron Safyan
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python-pandas and databases like mysql
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102
As Wes says, io/sql's read_sql will do it, once you've gotten a database connection using a DBI ...
Best practices/performance: mixing StringBuilder.append with String.concat
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+ operator
String s = s1 + s2
Behind the scenes this is translated to:
String s = new StringBuilder(s1).append(s2).toString();
Imagine how much extra work it adds if you have s1 + s2 here:
stringBuilder.append(s1 + s2)
instead of:
stringBuilder...