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regex to match a single character that is anything but a space
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263
The following should suffice:
[^ ]
If you want to expand that to anything but white-space (li...
How to reshape data from long to wide format
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answered May 4 '11 at 23:20
ChaseChase
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How to “crop” a rectangular image into a square with CSS?
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answered Mar 1 '13 at 22:04
MichaelMichael
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How to Reload ReCaptcha using JavaScript?
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33
Important: Version 1.0 of the reCAPTCHA API is no longer supported, please upgrade to Version 2...
How to increase font size in a plot in R?
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Dirk EddelbuettelDirk Eddelbuettel
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How to do what head, tail, more, less, sed do in Powershell? [closed]
...elect -last 10 # tail
gc -Tail 10 log.txt # also tail (since PSv3), also much faster than above option
gc log.txt | more # or less if you have it installed
gc log.txt | %{ $_ -replace '\d+', '($0)' } # sed
This works well enough for small files, larger ones (more tha...
Is there a difference between single and double quotes in Java?
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Luiggi Mendoza
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answered Jan 13 '09 at 15:54
Yuval AdamYuval Adam
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Show pop-ups the most elegant way
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edited Jan 17 '18 at 18:33
skeletank
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answered ...
Comparing boxed Long values 127 and 128
...val1 = 127L;
Long val2 = 127L;
System.out.println(val1 == val2);
Long val3 = 128L;
Long val4 = 128L;
System.out.println(val3 == val4);
Outputs this:
true
false
For the 127L value, since both references (val1 and val2) point to the same object instance in memory (cached), it returns true...
best practice to generate random token for forgot password
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edited May 23 '17 at 11:33
Community♦
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answered Sep 20 '13 at 7:14
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