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How to check if mysql database exists
...s annoying because if the database does exist any following code to define tables will bomb. I can't see how the command is useful.
– Keir
May 28 '18 at 3:53
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Can I change the color of Font Awesome's icon color?
...he problem is I sometime put <i class="icon-cog icon-white"> on the table cell which is black colored. Your css forced to change it into black also:(
– HUSTEN
Jan 23 '13 at 7:57
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Convert MySql DateTime stamp into JavaScript's Date format
...ollowing:
#MySQL
select date_format(my_date_column,'%Y-%m-%dT%T') from my_table;
#PHP
$php_date_str = substr($mysql_date_str,0,10).'T'.substr($mysql_date_str,11,8);
//JavaScript
js_date_str = mysql_date_str.substr(0,10)+'T'+mysql_date_str.substr(11,8);
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How can I wait for set of asynchronous callback functions?
...ng a promise polyfill), then you can use ES6-specified promises. See this table for browser support. Promises are supported in pretty much all current browsers, except IE.
If doAjax() returns a promise, then you can do this:
var promises = [];
for (var i = 0; i < 10; i++) {
promises.push(...
Merging dictionaries in C#
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Dictionary<String, String> allTables = new Dictionary<String, String>();
allTables = tables1.Union(tables2).ToDictionary(pair => pair.Key, pair => pair.Value);
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Batch: Remove file extension
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Thanks for the modifier/ description table Dirk. My case was getting the file name without extension from param %1 in a batch script. echo %~n1 was what I was after.
– Dave Pile
Nov 30 '19 at 9:13
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Max length for client ip address [duplicate]
... you want to do a lookup, for example, to see if the IP address is in some table, you need a "canonical representation." Converting the entire thing to a (large) number is the right thing to do. IPv4 addresses can be stored as a long int (32 bits) but you need a 128 bit number to store an IPv6 add...
Comparison of C++ unit test frameworks [closed]
...T_EQ(1, actual) << "Should be equal to one";
}
Main features:
Portable
Fatal and non-fatal assertions
Easy assertions informative messages: ASSERT_EQ(5, Foo(i)) << " where i = " << i;
Google Test automatically detects your tests and doesn't require you to enumerate them in orde...
How to keep one variable constant with other one changing with row in excel
...$A5 and A$5. This comes in handy for producing things like multiplication tables from a single formula.
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SHA1 vs md5 vs SHA256: which to use for a PHP login?
...g without key stretching only means that you cannot precompute the rainbow table, you need to build it ad hoc for that specific salt. But it won't really make things that much harder.
User @Will says:
Everyone is talking about this like they can be hacked over the
internet. As already stated,...