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Transaction isolation levels relation with locks on table
...ock on the table. You can read data in the table while writing on it. This means A writes data (uncommitted) and B can read this uncommitted data and use it (for any purpose). If A executes a rollback, B still has read the data and used it. This is the fastest but most insecure way to work with data...
What is the purpose of static keyword in array parameter of function like “char s[static 10]”?
...00 elements long. This can be used for optimizations. For example, it also means that someArray is never NULL.
Note that the C Standard does not require the compiler to diagnose when a call to the function does not meet these requirements (i.e., it is silent undefined behaviour).
The second declar...
Checking whether a variable is an integer or not [duplicate]
...f the real part is integral and imaginary part is 0.
(np.int8|16|32|64(5) means that np.int8(5), np.int32(5), etc. all behave identically)
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How to escape special characters in building a JSON string?
...Luv2code interesting quote. You're misinterpreting it slightly; it doesn't mean that any character can be escaped simply by putting a backslash in front of it. A fuller quote is "Any character may be escaped. If the character is in the Basic Multilingual Plane (U+0000 through U+FFFF), then it may b...
gulp globbing- how to watch everything below directory
... extension. It appears to take the . and match using POSIX style matching; meaning if a file does not have a 'period' in it, it will not match. Perhaps there_ought_ to be a special case for . as . via DIR on Windows matches 'LICENSE', but unfortunately ln *.* does not. Two different meanings to '.' ...
How to handle AccessViolationException
...n try catch block.
Word of caution... try to avoid this situation, as this means some kind of violation is happening.
<configuration>
<runtime>
<legacyCorruptedStateExceptionsPolicy enabled="true" />
</runtime>
</configuration>
...
How do CDI and EJB compare? interact?
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CDI: it is about dependency injection. It means that you can inject interface implementation anywhere. This object can be anything, it can be not related to EJB. Here is an example of how to inject random generator using CDI. There is nothing about EJB. You are going...
What is the difference between compile code and executable code?
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They often are used to mean the same thing. However, "build" may also mean the full process of compiling and linking a whole application (in the case of e.g. C and C++), or even more, including, among others
packaging
automatic (unit and/or integ...
Resize svg when window is resized in d3.js
...element that keeps covering the full window on resize, which in most cases means a different aspect ratio.
– Nicolas Le Thierry d'Ennequin
Feb 12 '16 at 13:32
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CSS image resize percentage of itself?
...roblem though. It doesn't interact well with the CSS box model. By which I mean that it doesn't interact with it at all, so you get layout which looks all wrong. See: jsfiddle.net/kahen/sGEkt/8
– kahen
Feb 4 '13 at 15:11
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