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How to determine whether a substring is in a different string
...learning JS after learning Python, for this you would need to add loads of if else statements and other things. So, I just wanted to remind myself of how its done in Python, this answer made me say to myself 'Of course!', I mean things like this in Python are just so trivial you never give them much...
force Maven to copy dependencies into target/lib
...ld>
<plugins>
<plugin>
<artifactId>maven-dependency-plugin</artifactId>
<executions>
<execution>
<phase>install</phase>
<goals>
<goal&...
Implode an array with JavaScript?
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Array.join is what you need, but if you like, the friendly people at phpjs.org have created implode for you.
Then some slightly off topic ranting. As @jon_darkstar alreadt pointed out, jQuery is JavaScript and not vice versa. You don't need to know JavaScri...
Read file data without saving it in Flask
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If you are uploading a file and have a binary stream, you can easily convert it into a text stream by wrapping it in TextIOWrapper: mystring = TextIOWrapper(binary_stream)
– Dutch Masters
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JavaScript - Getting HTML form values
... Yeah, but it just returns a true/false and im not sure how to determine if the function was even called. Thus you can help.
– user377419
Aug 23 '10 at 13:00
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Viewing a Deleted File in Git
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git show HEAD^:path/to/file
You can use an explicit commit identifier or HEAD~n to see older versions or if there has been more than one commit since you deleted it.
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JavaScript null check
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An “undefined variable” is different from the value undefined.
An undefined variable:
var a;
alert(b); // ReferenceError: b is not defined
A variable with the value undefined:
var a;
alert(a); // Alerts “undefined”
When a function takes an ar...
In Objective-C, what is the equivalent of Java's “instanceof” keyword?
...bject ) is assignable (cast-able) to a variable of another type (e.g. SpecifiedType ). In Java, I can write:
3 Answers
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R command for setting working directory to source file location in Rstudio
I am working out some tutorials in R. Each R code is contained in a specific folder. There are data files and other files in there. I want to open the .r file and source it such that I do not have to change the working directory in Rstudio as shown below:
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Have a fixed position div that needs to scroll if content overflows
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If you set "overflow-y" to auto, the scroll bar will disappear when the content is within the viewport. In other words, if it doesn't overflow, there will be no scroll bar and when it does overflow, there will be a scrollbar....