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Save modifications in place with awk
I am learning awk and I would like to know if there is an option to write changes to file, similar to sed where I would use -i option to save modifications to a file.
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How to replace an entire line in a text file by line number
...oes not seem to work. If you guys have problems with sed and its delimiter setting capabilities you may want to have a look at this: grymoire.com/Unix/Sed.html#uh-2 It says the first character behind the s determines the delimiter. So to change your command to use for example the # it would be like...
Swift: #warning equivalent
...Sambells:
Add a new Run Script to your target's build phases tab (project settings > build phases > '+' > new run script phase), and paste the following code in the empty box:
TAGS="TODO:|FIXME:"
echo "searching ${SRCROOT} for ${TAGS}"
find "${SRCROOT}" \( -name "*.swift" \) -print0 | xa...
How to write a:hover in inline CSS?
...="text/javascript">
var link = document.createElement("link");
link.setAttribute("rel","stylesheet");
link.setAttribute("href","http://wherever.com/yourstylesheet.css");
var head = document.getElementsByTagName("head")[0];
head.appendChild(link);
</script>
Caution: the above ass...
How to round up to the nearest 10 (or 100 or X)?
... round number for the y-axis max that is greater than the max of the dataset.
11 Answers
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Clone() vs Copy constructor- which is recommended in java [duplicate]
... copyFoo (Foo foo){
Foo f = new Foo();
//for all properties in FOo
f.set(foo.get());
return f;
}
Read more
http://adtmag.com/articles/2000/01/18/effective-javaeffective-cloning.aspx
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What is the Difference Between read() and recv() , and Between send() and write()?
...tion. Those functions are slightly more specialized (for instance, you can set a flag to ignore SIGPIPE, or to send out-of-band messages...).
Functions read()/write() are the universal file descriptor functions working on all descriptors.
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How to clear the interpreter console?
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TERM environment variable not set.
– Jonathan
May 18 '19 at 23:46
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Use images instead of radio buttons
...
height: 16px;
border-radius: 50%;
transition: 0.2s;
box-shadow: inset 0 0 0 8px #fff;
border: 1px solid gray;
background: gray;
}
/* CHECKBOX OVERWRITE STYLES */
.ckb > i {
width: 25px;
border-radius: 3px;
}
.rad:hover > i{ /* HOVER <i> STYLE */
box-shadow: inset 0 0 0...
How do you iterate through every file/directory recursively in standard C++?
...FIND_DATA.dwFileAttributes to check if the FILE_ATTRIBUTE_DIRECTORY bit is set. If the bit is set then you can recursively call the function with that directory. Alternatively you can use a stack for providing the same effect of a recursive call but avoiding stack overflow for very long path trees.
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