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Formatting Numbers by padding with leading zeros in SQL Server
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This only works if the value passed in is a string, if you pass an integer you get out the same value you passed in.
– Mordy
Feb 13 '14 at 10:30
2
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Can I multiply strings in Java to repeat sequences? [duplicate]
...st way in plain Java with no dependencies is the following one-liner:
new String(new char[generation]).replace("\0", "-")
Replace generation with number of repetitions, and the "-" with the string (or char) you want repeated.
All this does is create an empty string containing n number of 0x00 ch...
Named capturing groups in JavaScript regex?
...y valuable. For example, if you want to use a regex to parse a date from a string, you could write a flexible function that takes the value and the regex. As long as the regex has named captures for the year, month and date you could run through an array of regular expressions with minimal code.
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Remove non-utf8 characters from string
Im having a problem with removing non-utf8 characters from string, which are not displaying properly. Characters are like this 0x97 0x61 0x6C 0x6F (hex representation)
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How to export all data from table to an insertable sql format?
...ot be able to run the script in SQL Server Management Studio (unterminated string error). The only way around this seems to be manually changing everything to N'' or to write your own replace utility to filter out the zeros (no text editor will handle it because zero just means end of the string).
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Add subdomain to localhost URL
... - domain name
| Out-File C:\Windows\System32\drivers\etc\hosts - pipe the string to the hosts
-encoding ASCII - correct encoding
-append - append to end of file (important!)
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How do you create a random string that's suitable for a session ID in PostgreSQL?
I'd like to make a random string for use in session verification using PostgreSQL. I know I can get a random number with SELECT random() , so I tried SELECT md5(random()) , but that doesn't work. How can I do this?
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How to get the position of a character in Python?
How can I get the position of a character inside a string in python?
9 Answers
9
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Fast permutation -> number -> permutation mapping algorithms
...algorithm is awesome, but I just found several cases to be wrong. Take the string "123"; the 4th permutation should be 231, but according to this algorithm, it will be 312. say 1234, the 4th permutation should be 1342, but it will be mistaken to be "1423". Correct me if I observed wrong. Thanks.
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How to create a file in Android?
...ing a file...
try {
// catches IOException below
final String TESTSTRING = new String("Hello Android");
/* We have to use the openFileOutput()-method
* the ActivityContext provides, to
* protect your file from others and
* This is done for security-re...