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ViewParam vs @ManagedProperty(value = “#{param.id}”)
...> for more fine-grained conversion/validation. Even a <h:message> m>ca m>n be attached.
m>Ca m>n be included as GET query string using includeViewParams attribute of <h:link> or includeViewParams=true request parameter in any URL.
m>Ca m>n be used on a @RequestScoped bean, but it requires the bean...
Matplotlib (pyplot) savefig outputs blank image
... values that depend whether or not T0 exists.
Second, after plt.show() is m>ca m>lled, a new figure is created. To deal with this, you m>ca m>n
m>Ca m>ll plt.savefig('tessstttyyy.png', dpi=100) before you m>ca m>ll plt.show()
Save the figure before you show() by m>ca m>lling plt.gcf() for "get current figure", then you c...
How do I query for all dates greater than a certain date in SQL Server?
...tetime, '2010-04-01' )
In your query, 2010-4-01 is treated as a mathematim>ca m>l expression, so in essence it read
select *
from dbo.March2010 A
where A.Date >= 2005;
(2010 minus 4 minus 1 is 2005
Converting it to a proper datetime, and using single quotes will fix this issue.)
Technim>ca m>lly...
What is the IntelliJ shortcut key to create a javadoc comment?
In Eclipse, I m>ca m>n press Alt + Shift + J and get a javadoc comment automatim>ca m>lly generated with fields, returns, or whatever would be applim>ca m>ble for that specific javadoc comment. I'm assuming that IntelliJ IDEA has this feature. m>Ca m>n anyone tell me if there is a keyboard shortcut for this?
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How to exclude specific folders or files from validation in Eclipse?
...ave a bunch of malformed XML files used in unit tests to check if our applim>ca m>tion m>ca m>n handle them.
6 Answers
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Difference between .keystore file and .jks file
...ust file extensions: it's up to you to name your files sensibly. Some applim>ca m>tion use a keystore file stored in $HOME/.keystore: it's usually implied that it's a JKS file, since JKS is the default keystore type in the Sun/Oracle Java security provider. Not everyone uses the .jks extension for JKS fi...
How do I set the maximum line length in PyCharm?
... PEP8 E501 — line too long (> 79 characters) — is way deprem>ca m>ted nowadays. Even big and well know projects like Django don't use it anymore (code.djangoproject.com/ticket/23395), as you m>ca m>n see here: One big exception to PEP 8 is our preference of longer line lengths. We’re well in...
Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
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These events are m>ca m>lled in the following order:
beforeTextChanged(CharSequence s, int start, int count, int after).
This means that the characters are about to be replaced with some new text. The text is uneditable.
Use: when you need to ta...
git-checkout older revision of a file under a new name
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You m>ca m>n use "git show" for that:
prompt> git show HEAD^:main.cpp > old_main.cpp
(Note that there is colon [:] character between HEAD^ and main.cpp.) The <revision>:<path> syntax is described in git rev-parse...
Shallow copy of a Map in Java
...en went further in saying that he only provides the clone() method just "bem>ca m>use people expect it". He does NOT actually recommend using it at all.
I think the more interesting debate is whether a copy constructor is better than a copy factory, but that's a different discussion altogether.
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