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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
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You can use the substringWithRange method. It takes a start and end String.Index.
var str = "Hello, playground"
str.substringWithRange(Range<String.Index>(start: str.startIndex, end: str.endIndex)) //"Hello, playground"
To change the start and end index, use advancedBy(n).
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Changing one character in a string
...code capable applications in C. But you have to care about it all the time and need to test it explicitly to avoid trouble. Everything is machine-oriented. I worked with PHP before learning Python, and that language is a total mess. Regarding your note on fast CPUs I'm totally with you. But a part o...
python pandas dataframe to dictionary
I've a two columns dataframe, and intend to convert it to python dictionary - the first column will be the key and the second will be the value. Thank you in advance.
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Can't ignore UserInterfaceState.xcuserstate
...is currently tracked, use git rm --cached.
Use this, replacing [project] and [username] with your info:
git rm --cached [project].xcodeproj/project.xcworkspace/xcuserdata/[username].xcuserdatad/UserInterfaceState.xcuserstate
git commit -m "Removed file that shouldn't be tracked"
Alternatively y...
How do you change a repository description on GitHub?
...bout the repository can be changed by clicking on a cog icon in the right-hand side menu's "About" section:
Upon doing so, a popup will appear where the description, website, topics, and homepage settings can be configured:
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How do I assert equality on two classes without an equals method?
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@PiotrAleksanderChmielowski, sorry, when working with Spring+JPA+Entities, the Entity object may have an id (representing the id field of the database table), so when it is empty (a new object not yet stored on the DB), refEq fails to c...
How do I find where JDK is installed on my windows machine?
...ava -> /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/java
If you are using Windows:
c:\> for %i in (java.exe) do @echo. %~$PATH:i
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How can I get a user's media from Instagram without authenticating as a user?
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This is only valid on apps created before Nov 17 2015, and will not be supported at all after June 2016. After that you will need an oauth access_token. instagram.com/developer/changelog
– Dax Fohl
Nov 23 '15 at 17:01
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JSON.parse vs. eval()
... just wondering if JSON.parse() - which I assume is a part of JavaScript and not a browser-specific function - is more secure.
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What is the standard way to add N seconds to datetime.time in Python?
Given a datetime.time value in Python, is there a standard way to add an integer number of seconds to it, so that 11:34:59 + 3 = 11:35:02 , for example?
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