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Write to UTF-8 file in Python
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Warning: open and open is not the same. If you do "from codecs import open", it will NOT be the same as you would simply type "open".
– Apache
Aug 20 '13 at 13:19
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GRANT EXECUTE to all stored procedures
... do it once and can assign/revoke all related application rights easily to/from a user if you need to change that later on - especially useful if you want to create more complex access profiles.
Note: If you grant a role to a schema, that affects also elements you will have created later - this mig...
setState vs replaceState in React.js
...({baz: "hello"})
// this.state. is now {baz: "hello"}
Take note of this from the docs, though:
setState() does not immediately mutate this.state but creates a
pending state transition. Accessing this.state after calling this
method can potentially return the existing value.
Same goes f...
Why isn't sizeof for a struct equal to the sum of sizeof of each member?
..., and many OSs support multiple ABIs (say, 32- and 64-bit, or for binaries from different OSs, or for different ways of compiling the same binaries for the same OS). OTOH, what alignment is performance-wise convenient depends on the CPU - memory is accessed the same way whether you use 32 or 64 bit...
Size of character ('a') in C/C++
...der Appendix C.1.1, it mentions that "Type of character literal is changed from int to char, which explains the behavior. :)
– jalf
Jan 31 '10 at 19:28
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How to disable GCC warnings for a few lines of code
... If a pop has no matching push, the command-line options are restored." -- from the GCC manual: gcc.gnu.org/onlinedocs/gcc/Diagnostic-Pragmas.html
– bobpaul
Jan 11 '13 at 18:43
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req.query and req.param in ExpressJS
...d req.query should be favoured for clarity - unless you truly accept input from each object.
Ref:http://expressjs.com/4x/api.html#req.param
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C# generic type constraint for everything nullable
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@EamonNerbonne You should not raise exceptions from static constructors: msdn.microsoft.com/en-us/library/bb386039.aspx
– Matthew Watson
Mar 16 '17 at 10:30
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How do you get a Golang program to print the line number of the error it just called?
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The fn variable assigned from runtime.Caller() is actually the name of the file, not a function reference. I think of fn as function, not filename.
– sshow
Sep 25 '19 at 22:01
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How to compare 2 files fast using .NET?
...lly delegating file performance issues to the CLR, BCL, and JIT to benefit from (e.g.) the latest design technology, system code, and adaptive runtime optimizations.
Furthermore, for such workaday scenarios, concerns about the performance of byte-by-byte comparison via LINQ enumerators (as shown he...