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Eclipse, regular expression search and replace
In eclipse, is it possible to use the matched search string as part of the replace string when performing a regular expression search and replace?
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Setting different color for each series in scatter plot on matplotlib
...ersion of matplotlib.pylab.scatter support assigning: array of colour name string, array of float number with colour map, array of RGB or RGBA.
this answer is dedicate to @Oxinabox's endless passion for correcting the 2013 version of myself in 2015.
you have two option of using scatter command w...
How to create a hex dump of file containing only the hex characters without spaces in bash?
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Format strings can make hexdump behave exactly as you want it to (no whitespace at all, byte by byte):
hexdump -ve '1/1 "%.2x"'
1/1 means "each format is applied once and takes one byte", and "%.2x" is the actual format string, l...
How to know user has clicked “X” or the “Close” button?
...te void Form1_FormClosing(object sender, FormClosingEventArgs e) {
if (string.Equals((sender as Button).Name, @"CloseButton"))
// Do something proper to CloseButton.
else
// Then assume that X has been clicked and act accordingly.
}
Otherwise, I have never ever needed to di...
What is the “realm” in basic authentication
...uthentication scheme and/or
authorization database. The realm value is a string, generally
assigned by the origin server, which may have additional semantics
specific to the authentication scheme.
In short, pages in the same realm should share credentials. If your credentials work for a pag...
What is the correct SQL type to store a .Net Timespan with values > 24:00:00?
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An option is store it as a string, you can then load it using TimeSpan.Parse(text). not ideal from a size perspective or SQL querys but can be parsed in TSQL if needed
– Walter Vehoeven
Aug 24 '18 at 15:08
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MySQL Like multiple values
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if you are passing in an unknown amount of keywords as a string (a|b|c...), the regexp is the only way to go if you want to do LIKE, is it?
– frequent
Jun 21 '12 at 12:53
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Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
...gle command for which the manual states:
command must be either a command string that is completely parsable by the server (i.e., it contains no psql-specific features), or a single backslash command. Thus you cannot mix SQL and psql meta-commands within a -c option.
Workaround from within Postgre...
How to create GUID / UUID?
...random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
return v.toString(16);
});
}
console.log(uuidv4());
Update, 2015-06-02: Be aware that UUID uniqueness relies heavily on the underlying random number generator (RNG). The solution above uses Math.random() for brevity, how...
How to break lines at a specific character in Notepad++?
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If you are looking to get a comma separated string into a column with CR LF you wont be able to do that in Notepad++, assuming you didn't want to write code, you could manipulate it in Microsoft Excel.
If you copy your string to location B1:
A2 =LEFT(B1,FIND(",",B1)-...