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SQLite DateTime comparison
...reliable results from the query against a sqlite database using a datetime string as a comparison as so:
12 Answers
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ASP.NET Repeater bind List
I am binding a List<string> to a Repeater control. Now I want to use the Eval function
to display the contents in ItemTemplate like
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#1071 - Specified key was too long; max key length is 1000 bytes
...e best practice is to use prefix indexes so you're only indexing a left substring of the data. Most of your data will be a lot shorter than 255 characters anyway.
You can declare a prefix length per column as you define the index. For example:
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KEY `index` (`parent_menu_id`,`menu_link`(50),`p...
How does the HyperLogLog algorithm work?
...n be of different sizes. One element can be 1 another element "is this big string". So if you have a huge list (or a huge stream of elements) it will take a lot memory.
Probabilistic Counting
How can one get a reasonable estimate of a number of unique elements? Assume that you have a string of l...
How to get result of console.trace() as string in javascript with chrome or firefox?
...ole.trace() outputs its result on console.
I want to get the results as string and save them to a file.
I don't define names for functions and I also can not get their names with callee.caller.name .
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MVC 4 Razor File Upload
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Clarifying it.
Model:
public class ContactUsModel
{
public string FirstName { get; set; }
public string LastName { get; set; }
public string Email { get; set; }
public string Phone { get; set; }
public HttpP...
What is the most efficient way to store a list in the Django models?
...key relationship to a Friends table? I understand that myFriends are just strings but I would think that a better design would be to create a Friend model and have MyClass contain a foreign key realtionship to the resulting table.
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Which letter of the English alphabet takes up most pixels?
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for(var i = capsIndex; i < capsIndex + 26; i++) {
div.innerText = String.fromCharCode(i);
var computedWidth = window.getComputedStyle(div, null).getPropertyValue("width");
if(highestWidth < parseFloat(computedWidth)) {
highestWidth = parseFloat(computedWidth);
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How to update PATH variable permanently from Windows command line?
...rom the command line ( cmd.exe ) and then execute echo %PATH% I see this string added to the PATH. If I close and open the command line, that new string is not in PATH.
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What's the difference between [ and [[ in Bash? [duplicate]
...e. You no longer have to quote variables like mad because [[ handles empty strings and strings with whitespace more intuitively. For example, with [ you have to write
if [ -f "$file" ]
to correctly handle empty strings or file names with spaces in them. With [[ the quotes are unnecessary:
if [[ ...