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Java code for getting current time [duplicate]
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Both
new java.util.Date()
and
System.currentTimeMillis()
will give you current system time.
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gcc makefile error: “No rule to make target …”
...ionships. If newer tools like SubCons or CMake are not to taste, gcc -MT and gnu make patterns can solve this. See also.
– Nathan Kidd
Mar 14 '13 at 18:09
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ignoring any 'bin' directory on a git project
...ute a folder remove (rm) from index only (--cached) recursivelly (-r). Command line example for root bin folder:
git rm -r --cached bin
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Collapse sequences of white space into a single character and trim string
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OS X 10.7+ and iOS 3.2+
Use the native regexp solution provided by hfossli.
Otherwise
Either use your favorite regexp library or use the following Cocoa-native solution:
NSString *theString = @" Hello this is a long ...
C# code to validate email address
...$.xyz
For most use cases, a false "invalid" is much worse for your users and future proofing than a false "valid". Here's an article that used to be the accepted answer to this question (that answer has since been deleted). It has a lot more detail and some other ideas of how to solve the problem....
IBOutlet and IBAction
What is the purpose of using IBOutlets and IBActions in Xcode and Interface Builder?
10 Answers
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Java's L number (long) specification
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There are specific suffixes for long (e.g. 39832L), float (e.g. 2.4f) and double (e.g. -7.832d).
If there is no suffix, and it is an integral type (e.g. 5623), it is assumed to be an int. If it is not an integral type (e.g. 3.14159), it is assumed to be a double.
In all other cases (byte, sho...
Java NIO FileChannel versus FileOutputstream performance / usefulness
... nio FileChannel versus normal FileInputStream/FileOuputStream to read and write files to filesystem. I observed that on my machine both perform at the same level, also many times the FileChannel way is slower. Can I please know more details comparing these two methods. Here is the code I used...
How do you return the column names of a table?
...rver 2008? i.e. a table contains these columns- id, name, address, country and I want to return these as data.
20 Answers
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How can I apply a border only inside a table?
...IT: A little more info on those pseudo-classes can be found on quirksmode, and, as to be expected, you are pretty much S.O.L. in terms of IE support.
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