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Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
...it and failbit are set, in the other only failbit is set. You only need to test that once after the loop has terminated, not on every iteration; it will only leave the loop once, so you only need to check why it left the loop once. while (in >> data) works fine for all blank streams.
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Can an int be null in Java?
...ect can be null, like Integer. Here's a basic example to show when you can test for null:
Integer data = check(Node root);
if ( data == null ) {
// do something
} else {
// do something
}
On the other hand, if check() is declared to return int, it can never be null and the whole if-else block ...
How do I remove all non alphanumeric characters from a string except dash?
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in my testing, this technique was much faster. to be precise, it was just under 3 times faster than the Regex Replace technique.
– Dan
Aug 11 '11 at 15:49
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append to url and refresh page
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this should work (not tested!)
var url = window.location.href;
if (url.indexOf('?') > -1){
url += '&param=1'
}else{
url += '?param=1'
}
window.location.href = url;
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How to prevent a scrollview from scrolling to a webview after data is loaded?
... worked so perfectly I had trouble to believe it at first sight and had to test it again.
– YumeYume
Aug 19 '16 at 8:26
1
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How do I associate file types with an iPhone application?
...d, a number is suffixed to the filename and is incremented to be unique -- test.text, test-1.txt, test-2.txt, etc.
– memmons
Oct 10 '11 at 19:00
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Label Alignment in iOS 6 - UITextAlignment deprecated
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(Caveat: Being a member of the aforementioned steady-earth lovers, I have tested this with an old version, but not yet with iOS6.)
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Regular expression to match numbers with or without commas and decimals in text
...r, we checked at the beginning to make sure the whole thing wasn't blank.
Tested here: http://rextester.com/YPG96786
This will allow things like:
100,000
999.999
90.0009
1,000,023.999
0.111
.111
0
It will block things like:
1,1,1.111
000,001.111
999.
0.
111.110000
1.1.1.111
9.909,888
There are se...
read string from .resx file in C#
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Try this, works for me.. simple
Assume that your resource file name is "TestResource.resx", and you want to pass key dynamically then,
string resVal = TestResource.ResourceManager.GetString(dynamicKeyVal);
Add Namespace
using System.Resources;
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How can I get screen resolution in java?
...d, and such a monitor can be identified by size, screen colors, etc.):
// Test if each monitor will support my app's window
// Iterate through each monitor and see what size each is
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice[] gs = ge.get...