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uint8_t vs unsigned char
... clear that one shouldn't expect a character at every position -- in other words that each element of the string/array is an arbitrary integer that one shouldn't make any semantic assumptions about. Of course all C programmers know this, but it may push beginners to ask the right questions.
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Set value to NULL in MySQL
...n I make this happen?
I've tried inserting 'NULL' but this just adds the word NULL into the field.
9 Answers
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Which C++ idioms are deprecated in C++11?
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good and concise examples, one of which even carries the word "idiom" in it. well put
– Sebastian Mach
Feb 16 '12 at 15:12
2
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Database sharding vs partitioning
...e been reading about scalable architectures recently. In that context, two words that keep on showing up with regards to databases are sharding and partitioning . I looked up descriptions but still ended up confused.
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Why does Java have transient fields?
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The transient keyword in Java is used to indicate that a field should not be part of the serialization (which means saved, like to a file) process.
From the Java Language Specification, Java SE 7 Edition, Section 8.3.1.3. transient Fields:
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What is “overhead”?
I am a student in Computer Science and I am hearing the word "overhead" a lot when it comes to programs and sorts. What does this mean exactly?
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How does the compilation/linking process work?
...swer pointed by @sbi. IIRC there are be subtle differences in the precise wording in the handling of wide characters, but I don't think they surface up in the diagram labels.
– AProgrammer
Jun 7 '11 at 11:44
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Change Bootstrap tooltip color
...;
text-shadow: none;
text-transform: none;
letter-spacing: normal;
word-break: normal;
word-spacing: normal;
word-wrap: normal;
white-space: normal;
filter: alpha(opacity=0);
opacity: 0;
line-break: auto;
}
.tooltip.in {
filter: alpha(opacity=90);
opacity: .9;
}
.tooltip.top...
What is the difference between a mutable and immutable string in C#?
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Mutable and immutable are English words meaning "can change" and "cannot change" respectively. The meaning of the words is the same in the IT context; i.e.
a mutable string can be changed, and
an immutable string cannot be changed.
The meanings of these ...
How can I negate the return-value of a process?
...OSIX shell supports a ! operator. For example, it is listed as a reserved word and can appear at the start of a pipeline — where a simple command is a special case of 'pipeline'. It can, therefore, be used in if statements and while or until loops too — in POSIX-compliant shells. Consequently...