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How to write a UTF-8 file with Java?
...a FileOutputStream. You can then wrap this in an OutputStreamWriter, which allows you to pass an encoding in the constructor. Then you can write your data to that inside a try-with-resources Statement:
try (OutputStreamWriter writer =
new OutputStreamWriter(new FileOutputStream(PROPERT...
How to throw std::exceptions with variable messages?
This is an example of what I often do when I want to add some information to an exception:
8 Answers
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Why does the use of 'new' cause memory leaks?
...pointer to it to delete in order to clean it up:
However, your second example is worse: you're dereferencing the pointer, and making a copy of the object. This way you lose the pointer to the object created with new, so you can never delete it even if you wanted!
What you should do
You should...
Retrieve CPU usage and memory usage of a single process on Linux?
...r-of-iterations, use 2 because: When you first run it, it has no previous
sample to compare to, so these initial values are the percentages since boot.
-d 0.2: Delay-time(in second, here is 200ms)
-p 6962: Monitor-PIDs
tail -1: the last row
awk '{print $9}': the 9-th column(the cpu usage number)
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Difference between VARCHAR and TEXT in MySQL [duplicate]
...up to 16 MB, LONGTEXT up to 4 GB. If you use LONGTEXT and get the data via PHP (at least if you use mysqli without store_result), you maybe get a memory allocation error, because PHP tries to allocate 4 GB of memory to be sure the whole string can be buffered. This maybe also happens in other langua...
Where are shared preferences stored?
Where in an Eclipse project might one encounter a shared preferences file?
7 Answers
7...
Check if object is a jQuery object
...if statement, you can extend the check to be typeof jQuery === 'function' && obj instanceof jQuery since jQuery does not have to be declared in order for the typeof operator to work without throwing an error.
– Patrick Roberts
Aug 17 '15 at 19:05
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How do I format a date in Jinja2?
Using Jinja2, how do I format a date field? I know in Python I can simply do this:
9 Answers
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Guaranteed lifetime of temporary in C++?
...s created within a function call but not used as a parameter? Here's an example class:
5 Answers
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remove objects from array by object property
...item => item.id)
.indexOf("abc");
~removeIndex && array.splice(removeIndex, 1);
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