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How can I escape white space in a bash loop list?
...h this requires that your find support -print0:
# this is safe
while IFS= read -r -d '' n; do
printf '%q\n' "$n"
done < <(find test -mindepth 1 -type d -print0)
You can also populate an array from find, and pass that array later:
# this is safe
declare -a myarray
while IFS= read -r -d ''...
Is there a unique Android device ID?
... Secure.ANDROID_ID);
Also read Best practices for unique identifiers: https://developer.android.com/training/articles/user-data-ids
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How do I remove the border around a focused contenteditable pre?
...
You can also add the :read-write pseudo-class to style elements that are editable.
For instance (jsFiddle):
.element:read-write:focus {
outline: none;
}
Read more here on codrops.
The :read-write pseudo-class selector is supported in ...
How to search file text for a pattern and replace it with a given value
...mes = ['foo.txt', 'bar.txt']
file_names.each do |file_name|
text = File.read(file_name)
new_contents = text.gsub(/search_regexp/, "replacement string")
# To merely print the contents of the file, use:
puts new_contents
# To write changes to the file, use:
File.open(file_name, "w") {|f...
How to run a python script from IDLE interactive shell?
...
Python3:
exec(open('helloworld.py').read())
If your file not in the same dir:
exec(open('./app/filename.py').read())
See https://stackoverflow.com/a/437857/739577 for passing global/local variables.
In deprecated Python versions
Python2
Built-in functi...
Why are mutable structs “evil”?
Following the discussions here on SO I already read several times the remark that mutable structs are “evil” (like in the answer to this question ).
...
Read Post Data submitted to ASP.Net Form
...
Read the Request.Form NameValueCollection and process your logic accordingly:
NameValueCollection nvc = Request.Form;
string userName, password;
if (!string.IsNullOrEmpty(nvc["txtUserName"]))
{
userName = nvc["txtUserName"...
Add text to Existing PDF using Python
...ross a decent one using only ReportLab and PyPDF so I thought I'd share:
read your PDF using PdfFileReader(), we'll call this input
create a new pdf containing your text to add using ReportLab, save this as a string object
read the string object using PdfFileReader(), we'll call this text
create a...
Provide an image for WhatsApp link sharing
...tter, Facebook and bookmark icons for pc's and mobile devices. If you like reading go to ogp.me - but make sure to read steps 1 - 6 in this answer to get the best WhatsApp preview.
Please note: some apps or websites use cache or even store the website preview to their database. This means when you'r...
Have the same README both in Markdown and reStructuredText
I have a project hosted on GitHub. For this I have written my README using the Markdown syntax in order to have it nicely formatted on GitHub.
...