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How to ALTER multiple columns at once in SQL Server
...r table to the same datatype (such as expanding a VARCHAR field from 50 to 100 chars), you can generate all the statements automatically using the query below. This technique is also useful if you want to replace the same character in multiple fields (such as removing \t from all columns).
SELECT
...
Is the ternary operator faster than an “if” condition in Java [duplicate]
... readable. Consider maxSpeed = isParkingLot() ? 5 : ( isInnerCity() ? 50 : 100); vs. a chain of ifs or a switch statement. Also when the expressions get long (maxSpeed = map.getStreetType(car.getLocation()) == MapType.PARKING_LOT ? TrafficRules.getMaxSpeed(MapType.PARKING_LOT) : TrafficRules.getMaxS...
How to request a random row in SQL?
...seems to be markedly slower on SQL Server. My query looks like: select top 1000 C.CustomerId, CL.LoginName from Customer C inner join LinkedAccount LA on C.CustomerId=LA.CustomerId inner join CustomerLogin CL on C.CustomerId=CL.CustomerId group by C.CustomerId, CL.LoginName having count(*)>1 ord...
Maximum and Minimum values for ints
...ded. It can, for instance, calculate a googol with ease:
>>> 10**100
10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000L
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How to create dictionary and add key–value pairs dynamically?
...prototypal method
function Foo() {
this.myRandomNumber = Math.random() * 1000 | 0;
}
Foo.prototype.toString = function () {
return "Foo instance #" + this.myRandomNumber;
};
dict[new Foo] = "some value";
console.log(dict);
// => {
// "Foo instance #712": "some value"
// }
(Note t...
How do I get the size of a java.sql.ResultSet?
...0 "Go ahead and jump"
false 3 "EVH" 456 "Might as well jump"
...
[1000 total rows]
Simply refactor your code to something like this:
Statement s=myConnection.createStatement(ResultSet.TYPE_FORWARD_ONLY,
ResultSet.CONCUR_READ_ONLY);
String from_whe...
Error TF30063: You are not authorized to access … \DefaultCollection
...n an office where everything was turned off and unplugged overnight due to 100+ mph gales. I'm assuming that once the TFS server restarted it needed anyone to re-authenticate...
– Fetchez la vache
Feb 13 '14 at 9:39
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How to create streams from string in Node.Js?
...the scheduler has had time to do other things
a.pipe(process.stdout)
},100)*/
a.on('end', function() {
console.log('ended') // the end event will be called properly
})
Note that the 'close' event is not emitted (which is not required by the stream interfaces).
...
Save Screen (program) output to a file
...al device
You can then use tail to see that the file is updating.
tail -100 out.txt
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CSS Div stretch 100% page height
...vigation bar on the left hand side of my page, and I want it to stretch to 100% of the page height. Not just the height of the viewport, but including the areas hidden until you scroll. I don't want to use javascript to accomplish this.
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