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Python try…except comma vs 'as' in except
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If you want to support all python versions you can use the sys.exc_info() function like this:
try:
a = 1/'0'
except (ZeroDivisionError, TypeError):
e = sys.exc_info()[1]
print(e.args[0])
(source:http://python3porting.com/noconv.html)
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(Built-in) way in JavaScript to check if a string is a valid number
...ic example you gave:
function isNumeric(num){
return !isNaN(num)
}
To convert a string containing a number into a number:
Only works if the string only contains numeric characters, else it returns NaN.
+num // returns the numeric value of the string, or NaN
/...
How do you specify a byte literal in Java?
...terals of a variety of other types (int, mostly) that are being implicitly converted to a byte. e.g., 1 is an int literal, but double d = 1; compiles just fine.
– smehmood
Aug 5 '14 at 2:18
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How to parse JSON to receive a Date object in JavaScript?
.../deserialize routine can revive the type appropriately and even use custom converters if you want to pack all the information into a single property value like "ticks" or "ms_since_epoch".
– Triynko
Dec 2 '13 at 21:10
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How to get terminal's Character Encoding
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This is what worked for me on a CentOS system. It showed the system encoding based upon current language settings. The terminal settings used to get to that machine are a different story and a function of the client being used.
– Phil DD
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Get decimal portion of a number with JavaScript
...
You could convert to string, right?
n = (n + "").split(".");
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How do I do base64 encoding on iOS?
...c(intLength, sizeof(unsigned char));
// Run through the whole string, converting as we go
while ( ((intCurrent = *objPointer++) != '\0') && (intLength-- > 0) ) {
if (intCurrent == '=') {
if (*objPointer != '=' && ((i % 4) == 1)) {// || (intLength > ...
How do you divide each element in a list by an int?
...to see what is the fastest way for a large number. So, I found that we can convert the int to an array and it can give the correct results and it is faster.
arrayint=np.array(myInt)
newList = myList / arrayint
This a comparison of all answers above
import numpy as np
import time
import random
m...
Why does a function with no parameters (compared to the actual function definition) compile?
... Arrays and
functions are not passed to functions, but are automatically converted
to pointers. If the list is terminated with an ellipsis (,...), then
there is no set number of parameters. Note: the header stdarg.h can be
used to access arguments when using an ellipsis.
And again for the ...
How to read json file into java with simple JSON library
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You can use jackson library and simply use these 3 lines to convert your json file to Java Object.
ObjectMapper mapper = new ObjectMapper();
InputStream is = Test.class.getResourceAsStream("/test.json");
testObj = mapper.readValue(is, Test.class);
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