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What is “:-!!” in C code?
...g their use as constant initializers (for enum constants, bit-field width, etc.) even if the statement expression is completely constant its self (i.e., can be fully evaluated at compile-time and otherwise passes the __builtin_constant_p() test). Further, they cannot be used outside of a function b...
How do I trap ctrl-c (SIGINT) in a C# console app
...nation
[DllImport("Kernel32")]
private static extern bool SetConsoleCtrlHandler(EventHandler handler, bool add);
private delegate bool EventHandler(CtrlType sig);
static EventHandler _handler;
enum CtrlType {
CTRL_C_EVENT = 0,
CTRL_BR...
What's the strangest corner case you've seen in C# or .NET? [closed]
...(-0.5) == 0
Math.Round(0.5) == 0
Math.Round(1.5) == 2
Math.Round(2.5) == 2
etc...
This can lead to some unexpected bugs in financial calculations based on the more well known Round-Half-Up rounding.
This is also true of Visual Basic.
...
Count work days between two dates
...heck for weekends as my DateDimensions table includes all dates, holidays, etc. Taking your function, I just added: and IsWeekend = 0 after where [HolDate] between StartDate and EndDate )
– AlsoKnownAsJazz
Oct 11 '18 at 14:32
...
Matplotlib - global legend and title aside subplots
...ed above all subplots'); plt.subplot(231); plt.plot(data[:,0], data[:,1]); etc...
– Steven C. Howell
Mar 30 '15 at 17:04
1
...
Including all the jars in a directory within the Java classpath
...r example, foo/* looks
for JAR files only in foo, not in foo/bar, foo/baz, etc.
The order in which the JAR files in a directory are enumerated in the
expanded class path is not specified and may vary from platform to
platform and even from moment to moment on the same machine. A
well-constructed app...
List vs tuple, when to use each? [duplicate]
...after assignment) and a list is mutable (you can append, change, subtract, etc).
So, I tend to make my tuples things that shouldn't change after assignment and my lists things that can.
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Difference between return and exit in Bash functions
...to determine how the script was forced to stop if called by another script etc. Enough on exit.
return when called will return the value specified to indicate the function's behavior, usually a 1 or a 0. For example:
#!/bin/bash
isdirectory() {
if [ -d "$1" ]
then
retu...
Perform Segue programmatically and pass parameters to the destination view
...don’t pass an actual payload, pass context, like which cell/button/index/etc triggered the segue.
– trapper
Sep 27 '18 at 12:54
...
How do you implement a class in C? [closed]
...uct Queue Queue;
void push(Queue* q, int element);
void pop(Queue* q);
// etc.
///
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