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Setting transparent images background in IrfanView
I have some PNG images which consist of a black shape and a transparent background.
Unfortunately, IrfanView shows transparent background as black color, so I see just black on black. I've found in Irfan settings that I can change the window's background color, but it changes only around the image, ...
What is the default access specifier in Java?
I just started reading a Java book and wondered; which access specifier is the default one, if none is specified?
12 Answer...
How can I assign the output of a function to a variable using bash?
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That's not 100% right. Command substitution always strips trailing newlines.
– TheBonsai
Nov 28 '09 at 17:36
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How can I convert a file pointer ( FILE* fp ) to a file descriptor (int fd)?
... function is int fileno(FILE *stream). It can be found in <stdio.h>, and is a POSIX standard but not standard C.
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How to perform a mysqldump without a password prompt?
I would like to know the command to perform a mysqldump of a database without the prompt for the password.
13 Answers
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Add a prefix to all Flask routes
...n as a sub-part of that WSGI container (anything that speaks WSGI will do) and to set your APPLICATION_ROOT config value to your prefix:
app.config["APPLICATION_ROOT"] = "/abc/123"
@app.route("/")
def index():
return "The URL for this page is {}".format(url_for("index"))
# Will return "The UR...
How to get started on TDD with Ruby on Rails? [closed]
...have' not required.
Once I've got all my testing classes how do I go and deploy them?
Not sure about the question. You don't usually deploy the tests. Once you have all your testing classes simple type 'rake test' to run all your tests.
How time consuming TDD really is?
It saves time ...
Is it bad practice to return from within a try catch finally block?
...t a bad practice. Putting return where it makes sense improves readability and maintainability and makes your code simpler to understand. You shouldn't care as finally block will get executed if a return statement is encountered.
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Sequence-zip function for c++11?
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Warning: boost::zip_iterator and boost::combine as of Boost 1.63.0 (2016 Dec 26) will cause undefined behavior if the length of the input containers are not the same (it may crash or iterate beyond the end).
Starting from Boost 1.56.0 (2014 Aug 7) you...
Git rebase: conflicts keep blocking progress
...hat I want to get into v4. So, in v4, I tried to do a rebase from master, and one file keeps screwing things up: a one-line text file, that contains the version number. This file is app/views/common/version.txt , which before rebasing contains this text:
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