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How to export data as CSV format from SQL Server using sqlcmd?
... This answer is now outdated. PowerShell scripts are more flexible and can be run in SQL Server as a Job Agent.
– Clinton Ward
May 24 '16 at 2:45
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GetType() can lie?
Based on the following question asked a few days ago in SO: GetType() and polymorphism and reading Eric Lippert's answer, I started thinking if making GetType() not be virtual really ensured that an object could not lie about its Type .
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“The underlying connection was closed: An unexpected error occurred on a send.” With SSL Certificate
... CONNECTION WAS CLOSED: AN UNEXPECTED ERROR OCCURRED ON A SEND" in my logs and it is breaking our OEM integration with our email marketing system at random times varying from [1hour - 4 hours]
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Difference between json.js and json2.js
...mented.
// These forms are obsolete. It is recommended that JSON.stringify and
// JSON.parse be used instead.
if (!Object.prototype.toJSONString) {
Object.prototype.toJSONString = function (filter) {
return JSON.stringify(this, filter);
};
Object.prototype.parseJSON = function (...
What does HTTP/1.1 302 mean exactly?
...e value of the original URL, while the 302 keeps the value of the original and can thus potentially reduce the value by creating two, logically-distinct URLs that each produce the same content (search engines view them as distinct duplicates rather than a single resource with two names).
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Apache POI Excel - how to configure columns to be expanded?
... Just wanted to point out that autoSizeColumn does not scale well and will be super slow if you have lots of rows. I had to get a little hacky and do something similar to what was suggested in this question.
– lbstr
Apr 17 '14 at 20:17
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Move all files except one
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If you use bash and have the extglob shell option set (which is usually the case):
mv ~/Linux/Old/!(Tux.png) ~/Linux/New/
share
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improve...
What does map(&:name) mean in Ruby?
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It's shorthand for tags.map(&:name.to_proc).join(' ')
If foo is an object with a to_proc method, then you can pass it to a method as &foo, which will call foo.to_proc and use that as the method's block.
The Symbol#to_proc meth...
How do I check if an HTML element is empty using jQuery?
...empty')){
//do something
}
for more info see http://api.jquery.com/is/ and http://api.jquery.com/empty-selector/
EDIT:
As some have pointed, the browser interpretation of an empty element can vary. If you would like to ignore invisible elements such as spaces and line breaks and make the imple...
Print number of keys in Redis
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You can issue the INFO command, which returns information and statistics about the server. See here for an example output.
As mentioned in the comments by mVChr, you can use info keyspace directly on the redis-cli.
redis> INFO
# Server
redis_version...