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JUnit Testing Exceptions [duplicate]
...n exception is thrown.
For
@Test
Junit will consider test as failed if exception is thrown, provided it's an unchecked exception. If the exception is checked it won't compile and you will need to use other methods.
This link might help.
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Effect of a Bitwise Operator on a Boolean in Java
...en the operands are boolean, and their behaviour in the latter case is specified. See the section 15.22.2 of the Java Language Specification for details.
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Grepping a huge file (80GB) any way to speed it up?
...ng for a fixed string, not a regular expression.
3) Remove the -i option, if you don't need it.
So your command becomes:
LC_ALL=C fgrep -A 5 -B 5 'db_pd.Clients' eightygigsfile.sql
It will also be faster if you copy your file to RAM disk.
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Are class names in CSS selectors case sensitive?
...hile the selectors .SelfCatering and [class~="SelfCatering"] would not.2
If the document type defined class names as case-insensitive, then you would have a match regardless.
1 In quirks mode for all browsers, classes and IDs are case-insensitive. This means case-mismatching selectors will alwa...
Memory address of variables in Java
...@' character. What the identity hash code represents is implementation-specific. It often is the initial memory address of the object, but the object can be moved in memory by the VM over time. So (briefly) you can't rely on it being anything.
Getting the memory addresses of variables is meaningles...
No route matches “/users/sign_out” devise rails 3
...sign_out' data-method='delete'>Sign out</a>").appendTo('body'); - if jQuery is loaded on the page.
– mraaroncruz
Jul 24 '12 at 18:52
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LINQ - Left Join, Group By, and Count
...ildTable on p.ParentId equals c.ChildParentId into j1
from j2 in j1.DefaultIfEmpty()
group j2 by p.ParentId into grouped
select new { ParentId = grouped.Key, Count = grouped.Count(t=>t.ChildId != null) }
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IntelliJ beginning of file keyboard shortcut
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To select a block quickly: SHIFT-FN-CMD + UP/DOWN ARROW KEYS .. this solution got me on the right path - thanks!
– Gene Bo
Apr 14 '15 at 19:05
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How do I flush the cin buffer?
... course, this tells the code to ignore ALL characters until the amount specified. In the main example, it will ignore essentially until EOF (because INT_MAX is huge). As mentioned in the post, if you just want to ignore a single line, you need to specify an extra parameter of '\n to tell it you on...
How to create a subdirectory for a project QtCreator?
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If the moved file is under GIT control, does Qt creator also take care of necessary changes in GIT?
– Silicomancer
Apr 17 '18 at 22:01
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