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java.lang.OutOfMemoryError: Java heap space
...rror but when I do it like so: java -Xmx512m -Xms512m -jar division.jar - all is fine. So the order of params is also important.
– hipokito
May 21 '16 at 12:15
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PostgreSQL ERROR: canceling statement due to conflict with recovery
...ows. Then secondary has to replay this cleanup, and has to forcibly cancel all queries which can use these rows.
Longer queries will be canceled more often.
You can work around this by starting a repeatable read transaction on primary which does a dummy query and then sits idle while a real query ...
Post parameter is always null
Since upgrading to RC for WebAPI I'm having some real odd issue when calling POST on my WebAPI.
I've even gone back to the basic version generated on new project. So:
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Good reasons to prohibit inheritance in Java?
...erence here is Item 19 of Joshua Bloch's excellent book "Effective Java", called "Design and document for inheritance or else prohibit it". (It's item 17 in the second edition and item 15 in the first edition.) You should really read it, but I'll summarize.
The interaction of inherited classes wit...
What is the best way to convert an array to a hash in Ruby
...n, please see Marc-André Lafortune's answer below.
This answer was originally offered as an alternative to approaches using flatten, which were the most highly upvoted at the time of writing. I should have clarified that I didn't intend to present this example as a best practice or an efficient ap...
Format XML string to print friendly XML string
... defining the streams. in such way you do not need to close the stream manually and streams will be closed automatically when reaching the end of the using block .
– Vahid Farahmandian
Apr 13 '16 at 12:25
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How to pass boolean values to a PowerShell script from a command prompt
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Instead of using -File you could try -Command, which will evaluate the call as script:
CMD> powershell.exe -NoProfile -Command .\RunScript.ps1 -Turn 1 -Unify $false
Turn: 1
Unify: False
As David suggests, using a switch argument would also be more idiomatic, simplifying the call by removing...
Espresso: Thread.sleep( );
...Espresso doing the job without any problems and special 'wait code'. I actually try several different ways, and think that this is one is the most matching Espresso architecture/design.
– Oleksandr Kucherenko
Oct 6 '14 at 8:40
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How to lay out Views in RelativeLayout programmatically?
I'm trying to achieve the following programmatically (rather than declaratively via XML):
9 Answers
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Are +0 and -0 the same?
...thmetic, −0 = +0 = 0. However, in computing, some number representations allow for the existence of two zeros, often denoted by −0 (negative zero) and +0 (positive zero). This occurs in some signed number representations for integers, and in most floating point number representations. The number...