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Assign output to variable in Bash
I'm trying to assign the output of cURL into a variable like so:
2 Answers
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Commit only part of a file in Git
When I make changes to a file in Git, how can I commit only some of the changes?
23 Answers
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How to kill a process on a port on ubuntu
I am trying to kill a process in the command line for a specific port in ubuntu.
27 Answers
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How to wait for a keypress in R?
...tch mode, so if you are not there to continue it it will wait forever). A timer could be added to make it continue after a set amount of time if not clicked or has a key pressed.
It does not return which key was pressed (but could be modified to do so).
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Hide html horizontal but not vertical scrollbar
I have an HTML textarea that is of fixed width, but variable height. I would like to set overflow:scroll and be able to show a vertical scrollbar, but not a horizontal one. I am not able to use overflow:auto due to other things specific to my situation.
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Why does Boolean.ToString output “True” and not “true”
Is there a valid reason for it being "True" and not "true"? It breaks when writing XML as XML's boolean type is lower case , and also isn't compatible with C#'s true/false (not sure about CLS though).
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Generate Java class from JSON?
In a Java Maven project, how do you generate java source files from JSON? For example we have
13 Answers
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Spring - @Transactional - What happens in background?
...nal on the class itself or on members. The proxy is mostly invisible at runtime. It provides a way for Spring to inject behaviors before, after, or around method calls into the object being proxied. Transaction management is just one example of the behaviors that can be hooked in. Security checks ar...
What is an unsigned char?
...its value - that is, no padding bits occur in the object.
Adding only one time UCHAR_MAX+1 to -1 will yield a value in range, namely UCHAR_MAX
That's enough, actually! So whenever you want to have an unsigned char having all its bits one, you do
unsigned char c = (unsigned char)-1;
It also fol...
UIView's frame, bounds, center, origin, when to use what?
... center , and origin , and they all seem to be interrelated. Most of the time, I deal with frame when setting the position and size of a UIView . I understand that frame is using global coordinate system and bounds is using coordinate of the local view (therefore its x and y are 0, but not...