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How do I remove the passphrase for the SSH key without having to create a new key?
...ng all arguments provided (i.e. the passphrases in this case). It is, therefore, is recommended that you use the first option unless you have a specific reason to do otherwise.
Notice though that you can still use -f keyfile without having to specify -P nor -N, and that the keyfile defaults to ~...
Immutable vs Mutable types
... edited Jun 26 '13 at 8:18
Forethinker
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answered Nov 9 '11 at 1:50
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Is there a way to iterate over a slice in reverse in Go?
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No there is no convenient operator for this to add to the range one in place. You'll have to do a normal for loop counting down:
s := []int{5, 4, 3, 2, 1}
for i := len(s)-1; i >= 0; i-- {
fmt.Println(s[i])
}
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Input text dialog Android
...s, Android does not have a built-in dialog to do this (as far as I know). Fortunately, it's just a little extra work on top of creating a standard AlertDialog. You simply need to create an EditText for the user to input data, and set it as the view of the AlertDialog. You can customize the type o...
Python/postgres/psycopg2: getting ID of row just inserted
...ndred_slug, status))
hundred = cursor.fetchone()[0]
See the psycopg docs for more details: http://initd.org/psycopg/docs/usage.html#passing-parameters-to-sql-queries
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Select row with most recent date per user
...wed to create a view with this query even though it contains subqueries. before, when i tried to create a view containing subqueries, it didn't let me. are there rules as to why this is allowed but another one isn't?
– Keith
Jun 11 '13 at 7:24
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HTML5 input type range show range value
... mobile-web-app.blogspot.com/2012/03/… , still javascript. code<label for="rangeinput">Range</label> <input id="rangeinput" type="range" min="0" max="10" value="5" onchange="rangevalue.value=value"></input> <output id="rangevalue">5</output>
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Combine two ActiveRecord::Relation objects
...irst_name_relation.or(last_name_relation)
† Only in ActiveRecord 5+; for 4.2 install the where-or backport.
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How to serialize SqlAlchemy result to JSON?
...s some good automatic serialization of ORM models returned from DB to JSON format.
26 Answers
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document.getElementById vs jQuery $()
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For anyone interested document.getElementBy doesn't work correctly in <IE8. It also gets elements by name therefore you could theoretically argue document.getElementById is not only misleading, but can return incorrect va...