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Does R have an assert statement as in python?
...ndition that will throw an error in your program. Here's an example:
Less_Than_8 = function(x) return(x < 8)
for (i in 1:10)
{
print(i)
stopifnot(Less_Than_8(i))
}
This will print the numbers 1 through 8, then print a message that says
Error: Less_Than_8(i) is not TRUE
It would be ni...
Easiest way to convert int to string in C++
...C++11 introduces std::stoi (and variants for each numeric type) and std::to_string, the counterparts of the C atoi and itoa but expressed in term of std::string.
#include <string>
std::string s = std::to_string(42);
is therefore the shortest way I can think of. You can even omit naming th...
What is an EJB, and what does it do?
...urce management: stateful beans can automatically be passivated to disk in order to limit the memory consumption of your server.
... I probably have forgotten some points.
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How to TryParse for Enum value?
...type.IsDefined(typeof(FlagsAttribute), true)) && (input.IndexOfAny(_enumSeperators) < 0))
return EnumToObject(type, underlyingType, names, values, input, out value);
// multi value enum
string[] tokens = input.Split(_enumSeperators, StringSplitOptions.RemoveEm...
Git - Undo pushed commits
...
You can revert individual commits with:
git revert <commit_hash>
This will create a new commit which reverts the changes of the commit you specified. Note that it only reverts that specific commit, and not commits after that. If you want to revert a range of commits, you can do...
How do I discover memory usage of my application in Android?
...
They're likely in the same order as the input array.
– taer
Aug 16 '10 at 17:03
2
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How do I list loaded plugins in Vim?
...
" where was an option set
:scriptnames : list all plugins, _vimrcs loaded (super)
:verbose set history? : reveals value of history and where set
:function : list functions
:func SearchCompl : List particular function
...
How to get city name from latitude and longitude coordinates in Google Maps?
...
try {
JSONObject jsonObj = parser_Json.getJSONfromURL("http://maps.googleapis.com/maps/api/geocode/json?latlng=" + Global.curLatitude + ","
+ Global.curLongitude + "&sensor=true&key=YOUR_API_KEY");
String Status = json...
How do I resolve configuration errors with Nant 0.91?
...t-item -stream zone.identifier -erroraction silentlycontinue |
foreach { $_.pspath = $_.pspath -replace ':zone.identifier'; $_ } |
unblock-file
Of course you could do it this way, without knowing which was blocked or not:
get-childitem -recurse c:\nant-92 | unblock-file
...
How can I produce an effect similar to the iOS 7 blur view?
...irect link: https://developer.apple.com/downloads/download.action?path=wwdc_2013/wwdc_2013_sample_code/ios_uiimageeffects.zip
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