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Java String - See if a string contains only numbers and not letters
...ge:
if (text.contains("[a-zA-Z]+") == false && text.length() > 2){
to:
if (text.matches("[0-9]+") && text.length() > 2) {
Instead of checking that the string doesn't contain alphabetic characters, check to be sure it contains only numerics.
If you actually want to use th...
How can I get the behavior of GNU's readlink -f on a Mac?
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24 Answers
24
Active
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Flask vs webapp2 for Google App Engine
...e application and currently considering two frameworks: Flask and webapp2 . I'm rather satisfied with built-in webapp framework that I've used for my previous App Engine application, so I think webapp2 will be even better and I won't have any problems with it.
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what does npm -D flag mean?
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edited Mar 25 '18 at 2:50
Pyves
4,88566 gold badges3333 silver badges5050 bronze badges
a...
What is a higher kinded type in Scala?
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289
Let me make up for starting some of this confusion by pitching in with some disambiguation. I...
Why in Java 8 split sometimes removes empty strings at start of result array?
...Java 8. The code is retrieved from grepcode, for version 7u40-b43 and 8-b132.
Java 7
public String[] split(CharSequence input, int limit) {
int index = 0;
boolean matchLimited = limit > 0;
ArrayList<String> matchList = new ArrayList<>();
Matcher m = matcher(input);
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Unignore subdirectories of ignored directories in Git
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edited Feb 17 '18 at 14:02
Buo-ren Lin
12077 bronze badges
answered Mar 12 '11 at 21:15
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How does lombok work?
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answered May 24 '11 at 23:04
rzwitserlootrzwitserloot
20.6k33 gold badges1919 silver badges2323 bronze badges
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css label width not taking effect
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219
Do display: inline-block:
#report-upload-form label {
padding-left:26px;
width:125px;...
When applying a patch is there any way to resolve conflicts?
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259
+100
To gen...