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How to encrypt/decrypt data in php?
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+50
Foreword
Starting with your table definition:
- UserID
- Fname
- Lname
- Email
- Password
- IV
Here are the changes:
The fields ...
Why are my JavaScript function names clashing?
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170
Function declarations are hoisted (moved to the top) in JavaScript. While incorrect in terms of ...
How do I make and use a Queue in Objective-C?
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10 Answers
10
Active
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Numpy `logical_or` for more than two arguments
...ith a scalar instead of an array. So:
>>> np.any((x, y, z), axis=0)
array([ True, True, True, False], dtype=bool)
As you might expect, logical_and is similar—you can chain it, np.reduce it, functools.reduce it, or substitute all with an explicit axis.
What about other operations,...
Why return NotImplemented instead of raising NotImplementedError
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290
It's because __lt__() and related comparison methods are quite commonly used indirectly in list ...
Database design for audit logging
...le:
CREATE TABLE dbo.Page(
ID int PRIMARY KEY,
Name nvarchar(200) NOT NULL,
CreatedByName nvarchar(100) NOT NULL,
CurrentRevision int NOT NULL,
CreatedDateTime datetime NOT NULL
And the contents:
CREATE TABLE dbo.PageContent(
PageID int NOT NULL,
Revision int ...
boost::flat_map and its performance compared to map and unordered_map
...e measurer itself.
u64 g_accuracy;
static u64 const errormeasure = ~((u64)0);
#ifdef _MSC_VER
#pragma intrinsic(__rdtsc)
inline u64 GetRDTSC()
{
int a[4];
__cpuid(a, 0x80000000); // flush OOO instruction pipeline
return __rdtsc();
}
inline void WarmupRDTSC()
{
int a[4];
__cpu...
Python argparse mutual exclusive group
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106
add_mutually_exclusive_group doesn't make an entire group mutually exclusive. It makes options ...
Set cellpadding and cellspacing in CSS?
..."cellpadding" in CSS, you can simply use padding on table cells. E.g. for 10px of "cellpadding":
td {
padding: 10px;
}
For "cellspacing", you can apply the border-spacing CSS property to your table. E.g. for 10px of "cellspacing":
table {
border-spacing: 10px;
border-collapse: separat...
In Vim, how do I apply a macro to a set of lines?
...ple/all lines:
Execute the macro stored in register a on lines 5 through 10.
:5,10norm! @a
Execute the macro stored in register a on lines 5 through the end of the file.
:5,$norm! @a
Execute the macro stored in register a on all lines.
:%norm! @a
Execute the macro store in register a on al...