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Find size of an array in Perl
...have come across several different ways to find the size of an array. What is the difference between these three methods?
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“The remote certificate is invalid according to the validation procedure.” using Gmail SMTP server
I'm getting this error:
20 Answers
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Is it possible to insert multiple rows at a time in an SQLite database?
In MySQL you can insert multiple rows like this:
24 Answers
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Method has the same erasure as another method in type
Why is it not legal to have the following two methods in the same class?
7 Answers
7
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Force line-buffering of stdout when piping to tee
Usually, stdout is line-buffered. In other words, as long as your printf argument ends with a newline, you can expect the line to be printed instantly. This does not appear to hold when using a pipe to redirect to tee .
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Why use non-member begin and end functions in C++11?
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edited Sep 30 '11 at 23:06
chown
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Are delphi variables initialized with a value by default?
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Yes, this is the documented behaviour:
Object fields are always initialized to 0, 0.0, '', False, nil or whatever applies.
Global variables are always initialized to 0 etc as well;
Local reference-counted* variables are always ini...
How to check if BigDecimal variable == 0 in java?
...r your convenience.
Note!
The reason you can't use BigDecimal#equals() is that it takes scale into consideration:
new BigDecimal("0").equals(BigDecimal.ZERO) // true
new BigDecimal("0.00").equals(BigDecimal.ZERO) // false!
so it's unsuitable for a purely numeric comparison. However, BigDecima...
How to unzip files programmatically in Android?
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Had peno's version optimised a bit. The increase in performance is perceptible.
private boolean unpackZip(String path, String zipname)
{
InputStream is;
ZipInputStream zis;
try
{
String filename;
is = n...
Maximum Java heap size of a 32-bit JVM on a 64-bit OS
The question is not about the maximum heap size on a 32-bit OS, given that 32-bit OSes have a maximum addressable memory size of 4GB, and that the JVM's max heap size depends on how much contiguous free memory can be reserved.
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