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UILabel with text of two different colors
...ableString rangeOfString:textToFind options:NSCaseInsensitiveSearch];
if (range.location != NSNotFound) {
[self addAttribute:NSForegroundColorAttributeName value:color range:range];
}
}
Use it like
- (void) setColoredLabel
{
NSMutableAttributedString *string = [[NSMutableAttr...
How to get the path of a running JAR file?
..."MyClass" with the name of your class.
Obviously, this will do odd things if your class was loaded from a non-file location.
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Any equivalent to .= for adding to beginning of string in PHP?
Just wondering if there is something like .= for adding text to the beginning of a string, e.g.:
5 Answers
...
Get last n lines of a file, similar to tail
...f the file
while lines_to_go > 0 and block_end_byte > 0:
if (block_end_byte - BLOCK_SIZE > 0):
# read the last block we haven't yet read
f.seek(block_number*BLOCK_SIZE, 2)
blocks.append(f.read(BLOCK_SIZE))
else:
# file too ...
Error in : object of type 'closure' is not subsettable
...ment that stores the variables when the function is called.
In this specific case, as Joshua mentioned, you are trying to access the url function as a variable. If you define a variable named url, then the error goes away.
As a matter of good practise, you should usually avoid naming variables ...
How to find the sum of an array of numbers
...(function(acc, val) { return acc + val; }, 0)
)
Non-number inputs
If non-numbers are possible inputs, you may want to handle that?
console.log(
["hi", 1, 2, "frog"].reduce((a, b) => a + b)
)
let numOr0 = n => isNaN(n) ? 0 : n
console.log(
["hi", 1, 2, "frog"].reduce((...
Ways to eliminate switch in code [closed]
...
Switch-statements are not an antipattern per se, but if you're coding object oriented you should consider if the use of a switch is better solved with polymorphism instead of using a switch statement.
With polymorphism, this:
foreach (var animal in zoo) {
switch (typeof(a...
Why does ContentResolver.requestSync not trigger a sync?
...mber of steps to tell Android that you are capable of synchronizing a specific kind of content using a specific kind of account. It does this in the AndroidManifest.
1. Notify Android that your application package provides syncing
First off, in AndroidManifest.xml, you have to declare that you h...
What is the difference D3 datum vs. data?
Can someone please explain the difference between datum() and data() in D3.js? I see both being used and I am not sure why you should choose one over the other?
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Apache Commons equals/hashCode builder [closed]
... .toHashCode();
}
@Override
public boolean equals(final Object obj){
if(obj instanceof Bean){
final Bean other = (Bean) obj;
return new EqualsBuilder()
.append(name, other.name)
.append(length, other.length)
.append(children, other.children)
...