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How to see log files in MySQL?
...print the value of error log, run this command in the terminal:
mysql -e "SELECT @@GLOBAL.log_error"
To read content of the error log file in real time, run:
sudo tail -f $(mysql -Nse "SELECT @@GLOBAL.log_error")
Note: Hit Control-C when finish
When general log is enabled, try:
sudo tail -f ...
Java switch statement: Constant expression required, but it IS constant
...ice.Choice1;
switch(ch) {
case Choice1:
System.out.println("Choice1 selected");
break;
case Choice2:
System.out.println("Choice2 selected");
break;
case Choice3:
System.out.println("Choice3 selected");
break;
}
}
}
Source:
Switch statement with enum
...
How to have an automatic timestamp in SQLite?
....200');
INSERT INTO my_table(name) VALUES('test3');
This is the result:
SELECT * FROM my_table;
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How to change the button text of ?
...-button {
visibility: hidden;
}
.custom-file-input::before {
content: 'Select some files';
display: inline-block;
background: -webkit-linear-gradient(top, #f9f9f9, #e3e3e3);
border: 1px solid #999;
border-radius: 3px;
padding: 5px 8px;
outline: none;
white-space: nowrap;
-webkit-...
Setting “checked” for a checkbox with jQuery
...
also $(selector).checked to check is checked
– eomeroff
May 2 '11 at 23:56
6
...
Paste in insert mode?
... where register can be:
+ for the clipboard,
* for the X clipboard (last selected text in X),
" for the unnamed register (last delete or yank in Vim),
or a number of others (see :h registers).
Ctrl-R {register} inserts the text as if it were typed.
Ctrl-R Ctrl-O {register} inserts the text wit...
changing source on html5 video tag
...rying to set up a video page that doesn't show ANY video until the visitor selects one. I could set up a video tag with an empty source tag, but it would always generate a failure on a javascript debug console. Now I know I can hold off on adding a 'source' until the user selects one. Till now, I di...
How can I determine what font a browser is actually using to render some text?
...that, but Safari needs you to copy some text and investigate that.
First, select some text. In Firefox, the Page Inspector has a Fonts view:
This will also tell you if fonts were downloaded, and which style is used, such as Regular, ExtraLight, Italic, BoldItalic and all.
For Chrome, go into De...
console.log timestamps in Chrome?
...2) > click the three-dot menu in the top right > click settings > select Preferences in the left menu > check show timestamps in the Console section of the settings screen (top right)
– tekiegirl
Sep 4 '18 at 9:52
...
How can I determine installed SQL Server instances and their versions?
...To do this...
At command line:
svrnetcn
In the enabled protocols list, select 'TCP/IP', then click properties. There is a check box for 'Hide server'.
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