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What are the pros and cons of performing calculations in sql vs. in your application
...ores or gold depending of what is cheaper, if you don't have technology to convert ore to gold, or it's to expensive (because miners want to kill these other workers), you will ship it to another location, maybe in between goldsmith and miners, especially if you have more then one goldsmith.
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Why do some C# lambda expressions compile to static methods?
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Note that the C# specification only talks about anonymous methods being converted to "expression trees", not "anonymous classes". While the expression tree could be represented as additional C# classes, for example, in the Microsoft compiler, this implementation is not required (as acknowledged b...
Source code highlighting in LaTeX
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This is a package which converts source code to TeX and LaTeX with syntax highlighting. It is possible to add custom programming language definitions easily.
Highlight supports 100 programming languages and includes 50 colour themes. It features ...
C# DLL config file
... var result = (from item in list
where Convert.ToString(item.ElementInformation.Properties["name"].Value) == propertyName
select item).FirstOrDefault();
if (result != null)
{
if (result.ElementInform...
Single script to run in both Windows batch and Linux Bash?
...s without problems with the unix style EOLs so be sure that your script is converted into linux format. (same approach has been seen used before here and here ) . Though using shebang still will produce redundant output...
s...
Compare two DataFrames and output their differences side-by-side
...ny(df1.dtypes != df2.dtypes):
"Data Types are different, trying to convert"
df2 = df2.astype(df1.dtypes)
if df1.equals(df2):
return None
else:
# need to account for np.nan != np.nan returning True
diff_mask = (df1 != df2) & ~(df1.isnull() & df2...
Extending an Object in Javascript
... unique to Robot
Robot.machineGreet = function() {
/*some function to convert strings to binary */
}
// Mutating the `Robot` object doesn't affect `Person` prototype and its descendants
anakin.machineGreet() // error
Person.isPrototypeOf(Robot) // outputs true
Robot.isPrototypeOf(Skywalker) ...
After array_filter(), how can I reset the keys to go in numerical order starting at 0
...php "If no callback is supplied, all entries of array equal to FALSE (see converting to boolean) will be removed." And it should be common knowledge among PHP programmers that 0, null, false, '' and '0' all evaluate to false when coerced to boolean.
– madsen
M...
How can I check if a string represents an int, without using try/except?
...integer part before the decimal, unless the floating point number is first converted to a string.
The check_int() function returns false for values like 0.0 and 1.0 (which technically are integers) and returns true for values like '06'.
Here are the current (Python 3.5) test results:
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How to set time zone of a java.util.Date?
...ies for generating all kinds of other String formats.
If required, you can convert from Joda-Time DateTime to a java.util.Date.
Java.util.Date date = dateTimeIndia.toDate();
Search StackOverflow for "joda date" to find many more examples, some quite detailed.
†Actually there is a time zone embed...