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Git error: src refspec master does not match any [duplicate]
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did not help in my case at all unfortunatelly. After the steps, I get another error fatal: Unable to create 'C:/Users/myname/Desktop/work/xamarin/myproj-vs2015/.git/index.lock': File exists. This is followed by "Another git process seems to be runnin...
Reading and writing environment variables in Python? [duplicate]
My python script which calls many python functions and shell scripts. I want to set a environment variable in Python (main calling function) and all the daughter processes including the shell scripts to see the environmental variable set.
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Working with UTF-8 encoding in Python source [duplicate]
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Is this needed for python3? I know python3 assumes all literals within the code are unicode. But does it assume the source files are also written in utf8?
– Ricardo Cruz
Jun 28 '16 at 23:58
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Extract directory from path
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I think we are all Matt's here. Just a guess. But I was just trying to distinguish my answer from yours. =)
– matchew
Jun 28 '11 at 17:29
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How to format code in Xcode? [duplicate]
...ant to format and then press Ctrl+I.
Use Cmd+A first if you wish to format all text in the selected file.
Note: this procedure only re-indents the lines, it does not do any advanced formatting.
In XCode 12 beta:
The new key binding to re-indent is Option+I.
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What's the purpose of starting semi colon at beginning of JavaScript? [duplicate]
...'t need to know these additional rules, and hope everyone else does. If we all had perfect knowledge all the time we could program in binary, but we don't. Best practice is there to assist us. It's up to you of course whether you choose to follow it or not.
– James Gaunt
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Filtering a data frame by values in a column [duplicate]
...nce we don't want to restrict which columns we get for those rows (we want all of them), we leave the column part of the index pair blank (so there's nothing after the comma). This is syntactic sugar to avoid having to give a vector of all column indices.
– Will
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How to get the browser language using JavaScript [duplicate]
...hrome's navigator.language is always the language configuration of the installation of windows, rather than the language configuration of the browser.
– kybernetikos
Jul 31 '13 at 14:04
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What’s the purpose of prototype? [duplicate]
...-created each time; it exists in one place in the prototype. So when you call someAnimal.set_name("Ubu"); the this context will be set to someAnimal and (the one and only) set_name function will be called.
There is one advantage to using the first syntax though: functions created in this manner...
How to calculate the intersection of two sets? [duplicate]
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Use the retainAll() method of Set:
Set<String> s1;
Set<String> s2;
s1.retainAll(s2); // s1 now contains only elements in both sets
If you want to preserve the sets, create a new set to hold the intersection:
Set<String&g...