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How to change JFrame icon [duplicate]
...Icon object like this:
ImageIcon img = new ImageIcon(pathToFileOnDisk);
Then set it to your JFrame with setIconImage():
myFrame.setIconImage(img.getImage());
Also checkout setIconImages() which takes a List instead.
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Get the last item in an array
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No need for that pop() then: just do arr.slice(-1)[0]
– Christophe Marois
Apr 12 '17 at 5:48
How to style readonly attribute with CSS?
...needing [readonly], whereas if you are using .attr("readonly", "readonly") then you'll need [readonly="readonly"].
Correction:
You only need to use input[readonly]. Including input[readonly="readonly"] is redundant. See https://stackoverflow.com/a/19645203/1766230
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Run MySQLDump without Locking Tables
... mysqldump locks the tables in between queries executed by the application then you wind up with the same inconsistencies. The answer is even simpler: MyISAM -> use InnoDB instead.
– cdhowie
Aug 3 '15 at 14:03
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How to convert strings into integers in Python?
... have all integers they will crash.
If you wanted to exclude non-integers then
T1 = (('13', '17', '18', '21', '32'),
('07', '11', '13', '14', '28'),
('01', '05', '06', '08', '15', '16'))
new_list = list(list(int(a) for a in b) for b in T1 if a.isdigit())
This yields only actual digit...
How to access the first property of a Javascript object?
..., you could do a string compare to ascertain the identifier ending in '1'. Then again, if ordinality is the main concern of the collection, you should probably use an array instead of an object.
– steamer25
Jun 11 '09 at 20:13
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How do I convert uint to int in C#?
...ssuming that the value contained in the uint can be represented in an int, then it is as simple as:
int val = (int) uval;
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Regex to match only letters
...Letters OTOH depends on the language, and if one says [A-Za-z] are letters then the language that's being used must be specified
– phuclv
Oct 15 '19 at 1:36
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How can I have grep not print out 'No such file or directory' errors?
...console, but from within scripts I do look for text files with "find", and then grep each one:
find /etc -type f -exec grep -nHi -e "widehat" {} \;
Instead of:
grep -nRHi -e "widehat" /etc
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Disable Automatic Reference Counting for Some Files
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If you want to disable Automatic Reference Counting for some Files then its really simple to do just follow the steps.You add compiler flags in Targets -> Build Phases -> Compile Sources.
The flag used is -fno-objc-arc press enter after writing it.!
You have to double click on the r...