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How to write log to file
...The safer permissions are 0644 or even 0664 to allow user read/write, user and group read/write, and in both cases disallow everyone write.
– Jonathan
Jun 10 '16 at 16:22
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Deleting multiple elements from a list
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sort() is not defined for tuple, you'd have to convert to list first. sort() returns None, so you couldn't use reverse() on it.
– SilentGhost
Jan 31 '09 at 1:38
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Difference between JOIN and INNER JOIN
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It's ANSI SQL standard. See more: contrib.andrew.cmu.edu/~shadow/sql/sql1992.txt; en.wikipedia.org/wiki/SQL-92
– Indian
Jan 26 '18 at 10:14
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Nested function in C
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You cannot define a function within another function in standard C.
You can declare a function inside of a function, but it's not a nested function.
gcc has a language extension that allows nested functions. They are nonstandard, and as such are entirely compiler-dependent.
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Include another JSP file
...place where the JSP include directive is used. Then the source JSP page is converted into a java servlet class. The included file can be a static resource or a JSP page. Generally, JSP include directive is used to include header banners and footers.
Syntax for include a jsp file:
<%@ include f...
Android WebView style background-color:transparent ignored on android 2.2
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it doesn't work in android 3.x if you are using android:hardwareAccelerated="true"
– Macarse
Jul 28 '11 at 18:46
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Get class list for element with jQuery
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You can easily convert any iterable to an Array using [...iterable] or Array.from(iterable)
– Marco Sulla
Jan 28 at 16:57
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Evaluate empty or null JSTL c tags
...c:choose>
Or if you don't need to conditionally render a bunch of tags and thus you could only check it inside a tag attribute, then you can use the EL conditional operator ${condition? valueIfTrue : valueIfFalse}:
<c:out value="${empty var1 ? 'var1 is empty or null' : 'var1 is NOT empty or n...
Changing every value in a hash in Ruby
...erated over to produce an intermediate set of nested Arrays which are then converted into a new Hash. Ignoring the RAM peak usage, run time is much worse - benchmarking this versus the modify-in-place solutions in another answer show 2.5s versus 1.5s over the same number of iterations. Since Ruby ...
A Java API to generate Java source files [closed]
... an API. It's not the easiest thing to get information on, but it's there and it works extremely well.
The easiest way to get hold of it is as part of the JAXB 2 RI - the XJC schema-to-java generator uses CodeModel to generate its java source, and it's part of the XJC jars. You can use it just fo...