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Requests — how to tell if you're getting a 404
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
Rails 3 check if attribute changed
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Peter BrownPeter Brown
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MySQL Data - Best way to implement paging?
...urn. The offset of the initial row is 0 (not 1):
SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15
To retrieve all rows from a certain offset up to the end of the result set, you can use some large number for the second parameter. This statement retrieves all rows from the 96th row to the last:
S...
MySql Table Insert if not exist otherwise update
...SERT INTO AggregatedData (datenum,Timestamp)
VALUES ("734152.979166667","2010-01-14 23:30:00.000")
ON DUPLICATE KEY UPDATE
Timestamp=VALUES(Timestamp)
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How to overcome TypeError: unhashable type: 'list'
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@user1871081 Ah, are you using Python 3.x? I'll post an update that should work with that.
– RocketDonkey
Dec 3 '12 at 0:49
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Determine if an object property is ko.observable
...P Niemeyer
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Javascript !instanceof If Statement
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10
The reason being is that !obj is evaluated first in if(!obj instanceof Array), which evaluates to true (or false), which then becomes if(bo...
Storing integer values as constants in Enum manner in java [duplicate]
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expert
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answered Oct 21 '10 at 17:54
BlairHippoBlairHippo
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Python: print a generator expression?
...rator expression is a "naked" for expression. Like so:
x*x for x in range(10)
Now, you can't stick that on a line by itself, you'll get a syntax error. But you can put parenthesis around it.
>>> (x*x for x in range(10))
<generator object <genexpr> at 0xb7485464>
This is so...
What is the correct way of using C++11's range-based for?
... 3, 5, 7, 9};
for (auto x : v) // <-- capture by value (copy)
x *= 10; // <-- a local temporary copy ("x") is modified,
// *not* the original vector element.
for (auto x : v)
cout << x << ' ';
The output is just the initial sequence:
1 3 5 7...