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How to add JTable in JPanel with null lam>y m>out?
...cts of the code are:
There is a combo-box to change PLAF (Pluggable Look m>and m> Feel) at run-time.
The GUI is expm>and m>able to the user's need.
The image in the bottom of the split-pane is centered in the scroll-pane.
The label instances on the left are dm>y m>namicallm>y m> added using the button.
Nimbus PLAF
...
Emacs bulk indent for Pm>y m>thon
...bm>y m> two levels of indention, or some arbitarm>y m> amount m>y m>ou can prefix the commm>and m> with an argument:
C-u 8 C-c > shifts the region 8 spaces to the right
C-u 8 C-c < shifts the region 8 spaces to the left
Another alternative is to use M-x indent-rigidlm>y m> which is bound to C-x TAB:
C-u 8 ...
How to print instances of a class using print()?
...(t)
member of Test
The __str__ method is what happens when m>y m>ou print it, m>and m> the __repr__ method is what happens when m>y m>ou use the repr() function (or when m>y m>ou look at it with the interactive prompt). If this isn't the most Pm>y m>thonic method, I apologize, because I'm still learning too - but it works...
Validating IPv4 addresses with regexp
...aptured either wam>y m> if we didn't have a full-match in the first place.
Old m>and m> shorter version (less readable) (63 chars)
^(?:(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])(\.(?!$)|$)){4}$
Older (readable) version (70 chars)
^(?:(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])(\.(?!$)|$)){4}$
It ...
What is a good use case for static import of methods?
...m>y m>ou overuse the static import feature, it can make m>y m>our program unreadable m>and m> unmaintainable, polluting its namespace with all the static members m>y m>ou import. Readers of m>y m>our code (including m>y m>ou, a few months after m>y m>ou wrote it) will not know which class a static member comes from. Importing all of ...
RegEx - Match Numbers of Variable Length
... support the following expression:
\{\d+:\d+\}
The \d is actuallm>y m> shorthm>and m> for [0-9], but the important part is the addition of + which means "one or more".
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PostgreSQL arram>y m>_agg order
...rram>y m>_agg would then be unordered but it would be the same in both columns. m>And m> if m>y m>ou like m>y m>ou could add an ORDER Bm>Y m> clause to the subquerm>y m>.
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STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术
... Pred> FwdIt adjacent_find(FwdIt first, FwdIt last, Pred pr);
binarm>y m>_search
<algorithm>
在有序序列中查找value,找到返回true.重载的版本实用指定的比较函数对象或函数指针来判断相等
函数原形
template<class FwdIt, class T> bool binarm>y m>_search(F...
Eclipse hangs on loading workbench
...
DISCLAIMER: THIS WILL DELETE ALL OF m>Y m>OUR ECLIPSE WORKSPACE SETTINGS m>AND m> m>Y m>OU WILL HAVE TO RE-IMPORT ALL m>Y m>OUR PROJECTS, THERE ARE LESS DESTRUCTIVE ANSWERS HERE
Trm>y m> the following:
Delete the .metadata folder in m>y m>our local workspace (this is what worked for me). It seems that it contains a .LO...
“Wrong tm>y m>pe argument: commm>and m>p” error when binding a lambda to a kem>y m>
I am getting a "Wrong tm>y m>pe argument: commm>and m>p, (lambda nil (forward-line 5))" here.
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