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What does appending “?v=1” to CSS and Javascript URLs in link and script tags do?
...
In order to answer you questions;
"?v=1" this is written only beacuse to download a fresh copy of the css and js files instead of using from the cache of the browser.
If you mention this query string parameter at the end of your...
What are the differences among grep, awk & sed? [duplicate]
...e second column of file.txt
Basic awk usage:
Compute sum/average/max/min/etc. what ever you may need.
$ cat file.txt
A 10
B 20
C 60
$ awk 'BEGIN {sum=0; count=0; OFS="\t"} {sum+=$2; count++} END {print "Average:", sum/count}' file.txt
Average: 30
I recommend that you read this book: Sed &...
Pointers vs. values in parameters and return values
...eful use of pointers to items, items are small enough to copy efficiently, etc.). Sometimes you have to think about or measure the specifics of your situation, but that's a rough guide.
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impr...
How to compile and run C/C++ in a Unix console/Mac terminal?
...gle source program:
make foo
where the source file is foo.c or foo.cpp, etc.
You dont even need a makefile. Make has enough built-in rules to build your source file into an executable of the same name, minus extension.
Running the executable just built is the same as running any program - but y...
How to write trycatch in R
...l, warn=FALSE) followed by message("Everything worked") followed by out in order to make this the last object that is actually returned
– Rappster
Apr 23 '15 at 12:28
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git:// protocol blocked by company, how can I get around that?
... STATE SERVICE
80/tcp open http
9418/tcp filtered git
# Using Netcat:
# Returns 0 if the git protocol port IS NOT blocked
# Returns 1 if the git protocol port IS blocked
$ nc github.com 9418 < /dev/null; echo $?
1
# Using CURL
# Returns an exit code of (7) if the git protocol port IS...
finding the type of an element using jQuery
...g $("#elementId").get(0).tagName the tagName will be in all caps - TR, DIV etc etc
– Jarede
Oct 18 '12 at 14:41
7
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Having a private branch of a public repo on GitHub?
... Duplication works fine for me, though I had to do it in the opposite order, first creating a private repo and then duplicating the public repo there from the command line. Thanks!
– Joel
Jan 26 '13 at 19:48
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Using Mockito's generic “any()” method
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This class is now deprecated in order to avoid a name clash with Hamcrest. Use org.mockito.ArgumentMatchers
– leo9r
Mar 22 '19 at 23:26
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Is GET data also encrypted in HTTPS?
...tions on access to its logs than on access to the website's data (DB, file,etc.)? IMHO as long as the data securely access the webserver, all is well. the only people whom have access to the webserver should be considered reliable because if they aren't there's no way you'll prevent them to read th...