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Why can't variables be declared in a switch statement?
...nterpret this as a jump directly to the label. In C++, the problem here is one of scope. Your curly brackets define the scope as everything inside the switch statement. This means that you are left with a scope where a jump will be performed further into the code skipping the initialization.
The c...
Eclipse: have the same file open in two editors?
...ag it somewhere else to have two editors of the same file
Update: as mentioned by moschlar, From version 4.4, two editors can be created with Window -> Editor -> Clone.
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Int or Number DataType for DataAnnotation validation attribute
...ct, I store score prediction for football/soccer/hockey/... sport game. So one of properties of my prediction class looks like this:
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Count number of records returned by group by
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You can do both in one query using the OVER clause on another COUNT
select
count(*) RecordsPerGroup,
COUNT(*) OVER () AS TotalRecords
from temptable
group by column_1, column_2, column_3, column_4
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How to use WHERE IN with Doctrine 2
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In researching this issue, I found something that will be important to anyone running into this same issue and looking for a solution.
From the original post, the following line of code:
$qb->add('where', $qb->expr()->in('r.winner', array('?1')));
Wrapping the named parameter as an arr...
Simulator slow-motion animations are now on?
...ut it either, but when I researched his problem, another thread on SO mentioned that beta simulator builds toggled that animation with a triple shift click. Later posts say it was disabled...
– CodaFi
Dec 26 '11 at 6:29
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String difference in Bash
...989 , here's your answer: $ diff <(echo "Here are the letters in String One.") <(echo "Here are the characters in String Two.") \n 1c1 \n < Here are the letters in String One. \n --- \n > Here are the characters in String Two. \n Using the pipe is similar, except it shows a process numb...
Replace a string in shell script using a variable
... will cause confusion unless escaped. But if, as you say, you're replacing one number with another, that shouldn't be a problem.
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opengl: glFlush() vs. glFinish()
...nce difference, it means you're doing something wrong. As some others mentioned, you don't need to call either, but if you do call glFinish, then you're automatically losing the parallelism that the GPU and CPU can achieve. Let me dive deeper:
In practice, all the work you submit to the driver is b...
What is the difference between a HashMap and a TreeMap? [duplicate]
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HashMap allows null key and null values (Only one null key is allowed). If TreeMap uses natural ordering or its comparator, does not allow null keys, an exception will be thrown.
– madhu_karnati
Jul 18 '16 at 17:10
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