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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
...; operator will only read from the stream until it encounters a whitespace character, since there's no length information stored in the stream. So even though we output a string object containing "hello world", we're only going to input a string object containing "hello". So while the stream has s...
How can I return the current action in an ASP.NET MVC view?
...tion("home", "index", ViewContext)) {
@:class="selected"
}>@Html.ActionLink("Home", "Index", "Home")</li>
<li @if(MyMvcApp.Helpers.LocationHelper.IsCurrentControllerAndAction("account","logon", ViewContext)) {
...
MySql : Grant read only options?
...ends on how you define "all read."
"Reading" from tables and views is the SELECT privilege. If that's what you mean by "all read" then yes:
GRANT SELECT ON *.* TO 'username'@'host_or_wildcard' IDENTIFIED BY 'password';
However, it sounds like you mean an ability to "see" everything, to "look but...
textarea's rows, and cols attribute in CSS
...you use "em" rather than "px" then you can specify the width and height in characters as you would with 'rows' and 'cols' attributes. Even works with IE6 I believe.
– Swanny
Feb 11 '14 at 21:36
...
Copy existing project with a new name in Android Studio
...
I've selected the base package folder and clicked Refactor -> Rename, I got errors with "package rename" option, then I did "folder rename" option with success.
– Ismail Yavuz
May 23 '19 a...
Styling an input type=“file” button
...gt;
In terms of styling, just hide1 the input element using the attribute selector.
input[type="file"] {
display: none;
}
Then all you need to do is style the custom label element. (example).
.custom-file-upload {
border: 1px solid #ccc;
display: inline-block;
padding: 6px 12px;
...
Are the shift operators () arithmetic or logical in C?
... of i, after integer promotion, be T. Assuming n to be in [0, sizeof(i) * CHAR_BIT) — undefined otherwise — we've these cases:
| Direction | Type | Value (i) | Result |
| ---------- | -------- | --------- | ------------------------ |
| Right (>>) | unsigned | ≥...
Getting result of dynamic SQL into a variable for sql-server
... varchar(75)
declare @counts int
SET @city = 'New York'
SET @sqlCommand = 'SELECT @cnt=COUNT(*) FROM customers WHERE City = @city'
EXECUTE sp_executesql @sqlCommand, N'@city nvarchar(75),@cnt int OUTPUT', @city = @city, @cnt=@counts OUTPUT
select @counts as Counts
...
List all tables in postgresql information_schema
...
You should be able to just run select * from information_schema.tables to get a listing of every table being managed by Postgres for a particular database.
You can also add a where table_schema = 'information_schema' to see just the tables in the informat...
jQuery removing '-' character from string
I have a string "-123445". Is it possible to remove the '-' character from the string?
3 Answers
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