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What are some popular naming conventions for Unit Tests? [closed]
...When you are searching for a file in IDE, you can easily search test cases by starting off with Test and your class name. If the class name and the test class name is same, we are going to always have to pause and read the path of two files
– THIS USER NEEDS HELP
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Eager load polymorphic
... Review and Shop since it allows you to eager load in addition to querying by related fields.
The reason that this is necessary is that ActiveRecord cannot build a join based on reviewable alone, since multiple tables represent the other end of the join, and SQL, as far as I know, does not allow yo...
Why does SIGPIPE exist?
...utput pipe has been closed. Sure you can duplicate the behavior of SIGPIPE by explicitly checking for EPIPE and exiting, but the whole purpose of SIGPIPE was to achieve this behavior by default when the programmer is lazy.
s...
Open new Terminal Tab from command line (Mac OS X)
...w* instead.
function newtab {
# If this function was invoked directly by a function named 'newwin', we open a new *window* instead
# of a new tab in the existing window.
local funcName=$FUNCNAME
local targetType='tab'
local targetDesc='new tab in the active Terminal window'
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Get string character by index - Java
....charCount(cp);
// ^^^^^^^^^^^^^^^^^^^^^^^
// Increment pos by 1 of more depending
// the number of Java `char` required to
// encode that particular codepoint.
}
Iterate over code points using the Stream API
The third solution is basically the same as the second, but...
Update a dataframe in pandas while iterating row by row
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You should assign value by df.ix[i, 'exp']=X or df.loc[i, 'exp']=X instead of df.ix[i]['ifor'] = x.
Otherwise you are working on a view, and should get a warming:
-c:1: SettingWithCopyWarning: A value is trying to be set on a copy of a slice from...
I need to get all the cookies from the browser
...g document.cookie you will get a list of escaped key=value pairs seperated by a semicolon.
secret=do%20not%20tell%you;last_visit=1225445171794
To simplify the access, you have to parse the string and unescape all entries:
var getCookies = function(){
var pairs = document.cookie.split(";");
v...
Use space as a delimiter with cut command
...uments before passing them to the command being invoked.
(a) is answered by a quote from the POSIX guidelines for utilities (emphasis mine)
If the SYNOPSIS of a standard utility shows an option with a mandatory option-argument [...] a conforming application shall use separate arguments for tha...
How do I return multiple values from a function in C?
..., is that correct? (I'm a bit shaky on C) While the other method uses pass-by-reference and thus doesn't require allocating more memory. Of course, the struct could be returned via pointer and share that same benefit right? (making sure to allocate memory properly and all of that of course)
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Pointer arithmetic for void pointer in C
...pe (say int , char , float , ..) is incremented, its value is increased by the size of that data type. If a void pointer which points to data of size x is incremented, how does it get to point x bytes ahead? How does the compiler know to add x to value of the pointer?
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