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Read whole ASCII file into C++ std::string [duplicate]
I need to read a whole file into memory and place it in a C++ std::string .
9 Answers
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Get keys from HashMap in Java
....
team1.put("foo", 1);
team1.put("bar", 2);
will store 1 with key "foo" and 2 with key "bar". To iterate over all the keys:
for ( String key : team1.keySet() ) {
System.out.println( key );
}
will print "foo" and "bar".
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Remove directory which is not empty
... Strange, I've never seen behavior like that. I'd suggest searching for and/or filing a bug. github.com/isaacs/rimraf/issues
– Morgan ARR Allen
May 2 '18 at 5:13
41
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Hand Coded GUI Versus Qt Designer GUI [closed]
...e but with all generated code, once you edit it, you can no longer go back and regenerate it without losing your edits. We ended up just taking the generated code and doing everything by hand henceforth.
Qt4
Qt4 has improved on Designer significantly. No longer does it only generate code, but you ...
How to run a class from Jar which is not the Main-Class in its Manifest file
...e to run each one of those as per the need. I am trying to run it from command-line on Linux box.
7 Answers
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Passport.js - Error: failed to serialize user into session
I got a problem with the Passport.js module and Express.js.
6 Answers
6
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C# DateTime.Now precision
...y would DateTime.Now be made less precise than what most CPU clocks could handle?
A good clock should be both precise and accurate; those are different. As the old joke goes, a stopped clock is exactly accurate twice a day, a clock a minute slow is never accurate at any time. But the clock a minu...
Changing column names of a data frame
I have a data frame called "newprice" (see below) and I want to change the column names in my program in R.
16 Answers
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Zero-pad digits in string
...st single figures (1 to 9) to (01 to 09). I can think of a way but its big and ugly and cumbersome. I'm sure there must be some concise way. Any Suggestions
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Calling a static method on a generic type parameter
...should just call the static method on the constrainted type directly. C# (and the CLR) do not support virtual static methods. So:
T.StaticMethodOnSomeBaseClassThatReturnsCollection
...can be no different than:
SomeBaseClass.StaticMethodOnSomeBaseClassThatReturnsCollection
Going through the ge...