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Multiline strings in JSON
...wed by '\n' i.e. a trailing backslash on the line that is to be continued. Windows format:replace \n with \r\n where appropriate!
– Ivan
Nov 22 '18 at 10:41
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What does the 'b' character do in front of a string literal?
...ytes as byte[];
SQL, think of str as NVARCHAR and bytes as BINARY or BLOB;
Windows registry, think of str as REG_SZ and bytes as REG_BINARY.
If you're familiar with C(++), then forget everything you've learned about char and strings, because a character is not a byte. That idea is long obsolete.
Y...
ERROR 2006 (HY000): MySQL server has gone away
... values, which cause the issues, you can find the explanation here.
On Windows this file is located at: "C:\ProgramData\MySQL\MySQL Server
5.6"
On Linux (Ubuntu): /etc/mysql
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impr...
Checking user's homepage in Internet Explorer
...hp.isGoogleHomepage = function (a) {
var b = !1;
try {
b = window.external.isGoogleHomePage()
} catch (d) {
if (h(a)) return !0;
var c = google.promos.gpd(a, "mgmhp_hp_url");
c && g.push(c);
for (c = 0; c < g.length; c++) {
v...
Practical uses for the “internal” keyword in C#
...emember I read an amusing article once which described the length to which Windows developers had to go in order to keep "bugwards compatibility" with all the older programs that made use of various internal features and bugs. Repeating this error with .NET is not meaningful.
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Validate a username and password against Active Directory?
... change or password expired, you may call Win32:LogonUser(), and check the windows error code for the following 2 constants:
ERROR_PASSWORD_MUST_CHANGE = 1907
ERROR_PASSWORD_EXPIRED = 1330
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How to generate Javadoc HTML files in Eclipse?
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To quickly add a Javadoc use following shortcut:
Windows: alt + shift + J
Mac: ⌘ + Alt + J
Depending on selected context, a Javadoc will be printed. To create Javadoc written by OP, select corresponding method and hit the shotcut keys.
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How can I disable editing cells in a WPF Datagrid?
I'm constructing a datagrid in Windows Presentation Foundation, and I have a problem. When a user double-clicks on a cell in my datagrid, the cell goes into edit mode. I want to prevent that. Instead I want users to be able to select the full row - not edit values in it.
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How to properly ignore exceptions
...| | +-- IOError
| | +-- OSError
| | +-- WindowsError (Windows)
| | +-- VMSError (VMS)
| +-- EOFError
... and so on
You probably want to catch an OSError here, and maybe the exception you don't care about is if there is no directory.
We...
Force Java timezone as GMT/UTC
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I had to set the JVM timezone for Windows 2003 Server because it always returned GMT for new Date();
-Duser.timezone=America/Los_Angeles
Or your appropriate time zone. Finding a list of time zones proved to be a bit challenging also...
Here are two list;
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