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How can I use a file in a command and redirect output to the same file without truncating it?
...le, and send the output back to the same file. Something along these lines if that makes it any clearer.
14 Answers
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How do I delete a Git branch with TortoiseGit
...not delete the branch you are currently on (this will give an error). Also if the branch you want to delete is not visible in the "Browse references" dialog it may have been created recently, do a pull before. And finally there is a direct way to get to "Browse references". See other answer by Razva...
Use of 'use utf8;' gives me 'Wide character in print'
If I run the following Perl program:
6 Answers
6
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Retina displays, high-res background images
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If you’d like, you can integrate the background-size property into the background like so: background: url('images/box-bg@2x.png') no-repeat top left / 200px 200px. Note that browsers that don’t support background-size wi...
How do I write JSON data to a file?
... json.dump writes to a text file, not a binary file. You'd get a TypeError if the file was opened with wb. On older Python versions, both w nand wb work. An explicit encoding is not necessary since the output of json.dump is ASCII-only by default. If you can be sure that your code is never run on l...
What is the 'instanceof' operator used for in Java?
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instanceof keyword is a binary operator used to test if an object (instance) is a subtype of a given Type.
Imagine:
interface Domestic {}
class Animal {}
class Dog extends Animal implements Domestic {}
class Cat extends Animal implements Domestic {}
Imagine a dog object, cr...
Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
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See the C FAQ, Question 1.32
Q: What is the difference between these initializations?
char a[] = "string literal";
char *p = "string literal";
My program crashes if I try to assign a new value to p[i].
A: A string literal (the formal term
for a double-quot...
Preferred order of writing latitude & longitude tuples in GIS services
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EPSG:4326 specifically states that the coordinate order should be latitude, longitude. Many software packages still use longitude, latitude ordering. This situation has wreaked unimaginable havoc on project deadlines and programmer sanity....
Difference between Groovy Binary and Source release?
...time right! because it need to compile before installtion? And what happen if the user pc doen't have the source code compiler, in that case the user have to search for the compiler which can be tedious task. So is that binary is good?
– Ant's
Mar 12 '11 at 6:1...
jQuery vs jQuery Mobile vs jQuery UI?
...ent and there are just too many j* stuff out there. I wonder what are the differences between these frameworks?
1 Answer
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