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How do I make a placeholder for a 'select' box?
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3074
A non-CSS - no JavaScript/jQuery answer:
<select>
<option value="" disabled...
How to print out the contents of a vector?
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410
You can use an iterator:
std::vector<char> path;
// ...
for (std::vector<char>::cons...
compareTo() vs. equals()
... colleague of mine recently told me had been taught to use compareTo() == 0 instead of equals() . This feels unnatural (as compareTo() is meant to provide an ordering and not compare for equality) and even somewhat dangerous (because compareTo() == 0 does not necessarily imply equality in all...
How to alter a column and change the default value?
...ike this col col)
– Shafizadeh
Sep 30 '18 at 15:28
4
@Shafizadeh Yes, it is. This provides the po...
Structure padding and packing
...ress boundaries - say, int members would have offsets, which are mod(4) == 0 on 32-bit platform. Padding is on by default. It inserts the following "gaps" into your first structure:
struct mystruct_A {
char a;
char gap_0[3]; /* inserted by compiler: for alignment of b */
int b;
char...
Can Json.NET serialize / deserialize to / from a stream?
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answered Nov 16 '11 at 20:29
Paul TyngPaul Tyng
7,58411 gold badge2828 silver badges5656 bronze badges
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CSS customized scroll bar in div
... mention at the end has the following statement and was recently updated (10 Oct 2014):
Some browsers (IE, Konqueror) support the non-standard properties 'scrollbar-shadow-color', 'scrollbar-track-color' and others. These properties are illegal: they are neither defined in any CSS specification ...
What is href=“#” and why is it used?
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edited Dec 28 '16 at 11:06
Matthias Braun
22k1616 gold badges104104 silver badges138138 bronze badges
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How to close a Java Swing application from the code
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106
Your JFrame default close action can be set to "DISPOSE_ON_CLOSE" instead of EXIT_ON_CLOSE (why...
What's the reason I can't create generic array types in Java?
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209
It's because Java's arrays (unlike generics) contain, at runtime, information about its compone...