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Merge Images Side by Side(Horizontally)
...Magick ships with the montage utility. Montage will append each image side-by-side allowing you to adjust spacing between each image (-geometry), and the general layout (-tile).
montage [0-5].png -tile 5x1 -geometry +0+0 out.png
Other examples can be found on Montage Usage page
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Checking a Python module version at runtime
...he various tools available (including the best one pkg_resources mentioned by this other answer), as most of them do not cover all cases. For example
built-in modules
modules not installed but just added to the python path (by your IDE for example)
two versions of the same module available (one i...
Python regular expressions return true/false
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Thanks -- corrected that. I was just going by what I saw in the REPL.
– Gavin Anderegg
Jul 5 '11 at 0:07
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Precedence and bitmask operations
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How can I specify working directory for popen
...test\local' so that the backslashes aren't interpreted as escape sequences by Python. The way you have it written, the \t part will be translated to a tab.
So, your new line should look like:
subprocess.Popen(r'c:\mytool\tool.exe', cwd=r'd:\test\local')
To use your Python script path as cwd, ...
Finding # occurrences of a character in a string in Ruby
I'm looking for the Ruby method (1.9...) that can help me find the number of occurrences of a character in a string. I'm looking for all occurrences, not just the first one.
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Saving vim macros
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Use q followed by a letter to record a macro. This just goes into one of the copy/paste registers so you can paste it as normal with the "xp or "xP commands in normal mode.
To save it you open up .vimrc and paste the contents, then the reg...
Get selected text from a drop-down list (select box) using jQuery
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$("#yourdropdownid option:selected").text();
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How to get Top 5 records in SqLite?
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select price from mobile_sales_details order by price desc limit 5
Note: i have mobile_sales_details table
syntax
select column_name from table_name order by column_name desc limit size.
if you need top low price just remove the keyword desc from order by
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Swift variable decorations with “?” (question mark) and “!” (exclamation mark)
... understand that in Swift all variables must be set with a value, and that by using optionals we can set a variable to be set to nil initially.
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