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Passing arguments forward to another javascript function
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Spread operator
The spread operator allows an expression to be expanded in places where multiple arguments (for function calls) or multiple elements (for array literals) are expected.
ECMAScript ES6 added a new operator t...
.NET JIT potential error?
...ngly, I found that the x64 JIT does not have the same problem.
Here is my reading of the x86 JIT.
// save context
00000000 push ebp
00000001 mov ebp,esp
00000003 push edi
00000004 push esi
00000005 push ebx
// put oDoesSomething pointer in ebx
000...
Split string with delimiters in C
...Stack Overflow for this, aren't there some caveats with respect to multi-threading using strtok?
– Peter Mortensen
Dec 29 '13 at 22:17
3
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Are there any downsides to enabling git rerere?
I've read various things about git's rerere feature, and I'm considering enabling it. But I haven't seen anyone mention any possible problems that could arise while using it. I have to assume there is a downside, or it would probably be enabled by default. So is there any downside to enabling rerere...
Match linebreaks - \n or \r\n?
...\n|Name = somewhere). The second tool is written in Flash and as you read the about-page a bit buggy with newline-characters.
– Peter van der Wal
Nov 18 '13 at 20:29
1
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How to check if a python module exists without importing it
...m', *spam_info)
imp.find_module('eggs', spam.__path__) # __path__ is already a list
found = True
except ImportError:
found = False
You can also use pkgutil.find_loader (more or less the same as the python3 part
import pkgutil
eggs_loader = pkgutil.find_loader('eggs')
found = eggs_loader...
How can I convert JSON to CSV?
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With the pandas library, this is as easy as using two commands!
pandas.read_json()
To convert a JSON string to a pandas object (either a series or dataframe). Then, assuming the results were stored as df:
df.to_csv()
Which can either return a string or write directly to a csv-file.
Based ...
PostgreSQL Crosstab Query
...ensive with a cost of 91.38. It also produces about twice as many physical reads and performs hash joins - which can be quite expensive compared to other join types.
– Jeremiah Peschka
Jun 9 '10 at 1:41
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Android SharedPreference security
...rprefs
As said by others anyone can access it but in this case no one can read data inside it as it is encrypted. So its secure.For Utmost security my suggestion will be to generate the key used for encryption at run time rather than hard coding it. There are many ways to do that :)
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printf format specifiers for uint32_t and size_t
...orrect for the type you are passing, then printf will do the equivalent of reading too much or too little memory out of the array. As long as you use explicit casts to match up types, it's portable.
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