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What does a just-in-time (JIT) compiler do?
...nd of VM instructions) on the fly (or just-in-time, as it's called) into a form that's usually faster, typically the host CPU's native instruction set. A JIT has access to dynamic runtime information whereas a standard compiler doesn't and can make better optimizations like inlining functions that a...
std::string length() and size() member functions
...ion optional "noise words" giving umpteen identically equivalent syntactic forms to express one concept) will no doubt be complaining that Ruby, and especially C++, just don't go far enough in offering such synonymical redundancy;-).
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How do you make a WPF slider snap only to discrete integer positions?
All too often I want a WPF slider that behaves like the System.Windows.Forms.TrackBar of old. That is, I want a slider that goes from X to Y but only allows the user to move it in discrete integer positions.
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git: switch branch without detaching head
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CSS/HTML: What is the correct way to make text italic?
...cause it's presentational. Separation of concern means that presentional information should be conveyed with CSS.
Naming in general can be tricky to get right, and class names are no exception, but nevertheless it's what you have to do. If you're using italics to make a block stand out from the bod...
How to create ENUM type in SQLite?
...ALUES ('M',1), ('R',2), ('H',3); Should get you a syntax error. "The first form (with the "VALUES" keyword) creates a single new row in an existing table.": sqlite.org/lang_insert.html. Break it up avoid that: INSERT INTO PriceType(Type, Seq) VALUES ('M',1); INSERT INTO PriceType(Type, Seq) VALUES (...
C# short/long/int literal format?
...the sign and scale will be 0). Hence, the literal 2.900m will be parsed to form the decimal with sign 0, coefficient 2900, and scale 3.
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Select something that has more/less than x character
...her significant issue that must be mentioned too, however, which is the performance characteristics of such a query. Let's repeat it here (adapted to Oracle):
SELECT EmployeeName FROM EmployeeTable WHERE LENGTH(EmployeeName) > 4;
This query is restricting the result of a function applied to a...
Bash script to receive and repass quoted parameters
...d-dollar-at.sh
chmod +x *.sh
"$@" - quoted-dollar-at is an identity transformation for re-passing args to a subshell (~99% of the time, this is what you meant to do):
./quoted-dollar-at.sh aaa '' "'cc cc'" '"ddd ddd"'
# $1= aaa
# $2=
# $3= 'cc cc'
# $4= "ddd ddd"
"$*" - quot...
Proper usage of Java -D command-line parameters
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