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How do I build a graphical user interface in C++? [closed]
All of my C++ programs so far have been using the command line interface and the only other language I have experience with is PHP which doesn't support GUIs.
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How to concatenate string variables in Bash
...he habit of putting $foo inside the double quotes, for the times when it really does matter.
– Cascabel
Nov 15 '10 at 7:56
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How do I check if a column is empty or null in MySQL?
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This will select all rows where some_col is NULL or '' (empty string)
SELECT * FROM table WHERE some_col IS NULL OR some_col = '';
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Generate random int value from 3 to 6
...details check this: https://www.techonthenet.com/sql_server/functions/rand.php
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How to call shell commands from Ruby
How do I call shell commands from inside of a Ruby program? How do I then get output from these commands back into Ruby?
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Early exit from function?
... return;
}
This will send a return value of undefined to whatever called the function.
var x = myfunction();
console.log( x ); // console shows undefined
Of course, you can specify a different return value. Whatever value is returned will be logged to the console using the above example...
How to discard local changes in an SVN checkout?
...er changes are not required : """Rest of the changes I made, were for basically debugging, and are no longer required.""" :)
– Cédric Julien
Feb 27 '12 at 10:54
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How to pass arguments from command line to gradle
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There's a great example here:
https://kb.novaordis.com/index.php/Gradle_Pass_Configuration_on_Command_Line
Which details that you can pass parameters and then provide a default in an ext variable like so:
gradle -Dmy_app.color=blue
and then reference in Gradle as:
ext {
color =...
In Windows cmd, how do I prompt for user input and use the result in another command?
...o accept user input and then use the results of that input as part of the call to additional commands.
12 Answers
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Sublime Text 3, convert spaces to tabs
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yes, I know. My desire is to make this automatically ... any idea?
– chris
Mar 20 '14 at 14:02
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