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Reference - What does this error mean in PHP?
...Cannot modify header information - headers already sent
Happens when your script tries to send an HTTP header to the client but there already was output before, which resulted in headers to be already sent to the client.
This is an E_WARNING and it will not stop the script.
A typical example woul...
Why should the Gradle Wrapper be committed to VCS?
..., which version, to clone the project from the VCS, to execute the gradlew script it contains, and to build the project without any additional step.
If all you had was a gradle version number in a build.gradle file, you would need a README explaining everyone that gradle version X must be downloade...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
I want to pause input in a shell script, and prompt the user for choices.
The standard Yes , No , or Cancel type question.
How do I accomplish this in a typical bash prompt?
...
How can I output a UTF-8 CSV in PHP that Excel will read properly?
...
I keep getting alerts on this question because apparently a lot of other people stumble across it. I wish I could mark this as correct, because it's been upvoted a lot. Unfortunately, I finally gave this solution a shot (abandoned that proj...
How can I search Git branches for a file or directory?
...
I wrapped this up in a script so you can run "gitfind.sh <regex>"; the gist is gist.github.com/62d981890eccb48a99dc
– Handyman5
Sep 19 '11 at 17:12
...
dd: How to calculate optimal blocksize? [closed]
...
For determining THE optimal output block size, I've written the following script that tests writing a 128M test file with dd at a range of different block sizes, from the default of 512 bytes to a maximum of 64M. Be warned, this script uses dd internally, so use with caution.
dd_obs_test.sh:
#!/b...
What are the recommendations for html tag?
...nguage}/">
...
<link rel="stylesheet" href="css/style.css" />
<script src="js/script.js"></script>
...
<a href="home">home</a>
<a href="faq">faq</a>
<a href="contact">contact</a>
...
<img src="img/logo.png" />
instead of
<link rel=...
Do you continue development in a branch or in the trunk? [closed]
...folds in updates to the main code base so that other's can use it and also alerts you during the day if someone has broken the build so that they can fix it before going home.
As pointed out, only finding out about a broken build when the nightly build for running the regression tests fails is shee...
How to parse XML in Bash?
... IFS=$ORIGINAL_IFS
}
Otherwise, any line splitting you do later in the script will be messed up.
EDIT 2
To split out attribute name/value pairs you can augment the read_dom() like so:
read_dom () {
local IFS=\>
read -d \< ENTITY CONTENT
local ret=$?
TAG_NAME=${ENTITY%% *}...
Get specific line from text file using just shell script
...ternal tools. Disallowing the use of external tools while writing a shell script is absurd. However, if you really don't want to use external tools, you can print line 5 with:
i=0; while read line; do test $((++i)) = 5 && echo "$line"; done < input-file
Note that this will print logi...