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Do I need to close() both FileReader and BufferedReader?
I'm reading a local file using a BufferedReader wrapped around a FileReader:
9 Answers
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How do you use variables in a simple PostgreSQL script?
...e this is anything that is piped through to psql.. or any script that psql reads...
– Evan Carroll
Nov 1 '16 at 17:59
4
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What's the opposite of head? I want all but the first N lines of a file
Given a text file of unknown length, how can I read, for example all but the first 2 lines of the file? I know tail will give me the last N lines, but I don't know what N is ahead of time.
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passport.js passport.initialize() middleware not in use
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Tip for anyone reading this answer and not understanding it... if you investigate Function.prototype.call, Function.prototype.apply, how this works in Javascript and the principles behind prototypical inheritance, you will promote to the le...
How to check if a string starts with one of several prefixes?
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Besides the solutions presented already, you could use the Apache Commons Lang library:
if(StringUtils.startsWithAny(newStr4, new String[] {"Mon","Tues",...})) {
//whatever
}
Update: the introduction of varargs at some point makes the call simpler now:
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Get the Query Executed in Laravel 3/4
...ge. I'd recommend barryvdh/laravel-debugbar, which is pretty neat. You can read for instructions on how to install in their repository.
Note for Laravel 5 users: You'll need to call DB::enableQueryLog() before executing the query. Either just above the line that runs the query or inside a middlewar...
Failed to allocate memory: 8
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Everything else you read here and elsewhere is pure conjecture. The only sure-way to fix this problem is vote for this bug report.
The problem isn't related to emulator resolution or OpenGL, nor how much memory your computer has. I've got 24GB ...
Number of processors/cores in command line
...--all, nproc only shows Processing Units available to the current process. Read the man page for more details. MMV.
– JamesThomasMoon1979
Dec 2 '14 at 1:36
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How do I see a C/C++ source file after preprocessing in Visual Studio?
...C preprocessor on your machine. It's usually called cpp and is probably already in your path. Invoke it like this:
cpp foo.c
If there are headers you need to include from other directories , you can pass -I/path/to/include/dir to either of these, just as you would with a regular compile.
For W...
Visual Studio: Multiple post-build commands?
...nd failed, next commant will not run.
Separating by newlines is easier to read, so you should prefer it. However I know at least one case when && is useful. It is the scenario, when you use property sheets to have different post-build steps on different machines. VS 2008 doesn't allow setti...