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Converting integer to binary in python
...e parts of the formatting string:
{} places a variable into a string
0 takes the variable at argument position 0
: adds formatting options for this variable (otherwise it would represent decimal 6)
08 formats the number to eight digits zero-padded on the left
b converts the number to its binary re...
What to do Regular expression pattern doesn't match anywhere in string?
...t> tag, then do further processing on that. Note that this will only work if none of the attribute values have a > character in them, so it's not perfect, but it should suffice for sane inputs.
Here's some Perl (pseudo)code to show you what I mean:
my $html = readLargeInputFile();
my @input...
How to show the loading indicator in the top status bar
I have noticed that some apps like Safari and Mail show a loading indicator in the status bar (the bar at the very top of the phone) when they are accessing the network. Is there a way to do the same thing in SDK apps, or is this an Apple only thing?
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Slide right to left?
... edited Oct 19 '15 at 14:55
mark.monteiro
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answered Mar 5 '09 at 15:20
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How to reset a single table in rails?
I want the primary key values to start from 1 again.
8 Answers
8
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check if a std::vector contains a certain object? [duplicate]
Is there something in <algorithm> which allows you to check if a std:: container contains something? Or, a way to make one, for example:
...
How to view method information in Android Studio?
...Mac OS X, Android Studio > Preferences > Editor > General and check Show quick documentation on mouse move:
Other ways:
You can go into your IntelliJ's bin folder and search for idea.properties. Add this line to the document:
auto.show.quick.doc=true
Now you'll have the same floating...
Test if object implements interface
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Robert C. BarthRobert C. Barth
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Convert string[] to int[] in one line of code using LINQ
...method:
int[] myInts = Array.ConvertAll(arr, s => int.Parse(s));
Thanks to Marc Gravell for pointing out that the lambda can be omitted, yielding a shorter version shown below:
int[] myInts = Array.ConvertAll(arr, int.Parse);
A LINQ solution is similar, except you would need the extra ToArr...
Get the first key name of a javascript object [duplicate]
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In Javascript you can do the following:
Object.keys(ahash)[0];
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