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Sort objects in ArrayList by date?
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answered May 8 '11 at 12:29
DomchiDomchi
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Does a valid XML file require an XML declaration?
... of Xerces.
Is the XML declaration <?xml version="1.0" encoding="UTF-8"?> required?
3 Answers
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Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh
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muttonUp
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answered Apr 22 '17 at 18:27
user5683940user568...
Check substring exists in a string in C
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280
if(strstr(sent, word) != NULL) {
/* ... */
}
Note that strstr returns a pointer to the st...
How to drop columns by name in a data frame
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389
You should use either indexing or the subset function. For example :
R> df <- data.frame...
pandas: filter rows of DataFrame with operator chaining
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398
I'm not entirely sure what you want, and your last line of code does not help either, but anyway...
How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII
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86
First, the easy cases:
ASCII
If your data contains no bytes above 0x7F, then it's ASCII. (Or...
What does value & 0xff do in Java?
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It sets result to the (unsigned) value resulting from putting the 8 bits of value in the lowest 8 bits of result.
The reason something like this is necessary is that byte is a signed type in Java. If you just wrote:
int result = value;
then result would end up with the value ff ff ff fe...
Difference between int32, int, int32_t, int8 and int8_t
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Between int32 and int32_t, (and likewise between int8 and int8_t) the difference is pretty simple: the C standard defines int8_t and int32_t, but does not define anything named int8 or int32 -- the latter (if they exist at all) is probably from some other header or library (mo...
Installing libv8 gem on OS X 10.9+
I'm trying to install libv8 3.16.14.3 but getting an error on OSX Mavericks using latest stable rvm and ruby-1.9.3-p125.
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