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MongoDB/NoSQL: Keeping Document Change History
...ent could look something like this:
{
_id: "4c6b9456f61f000000007ba6"
title: [
{ version: 1, value: "Hello world" },
{ version: 6, value: "Foo" }
],
body: [
{ version: 1, value: "Is this thing on?" },
{ version: 2, value: "What should I write?" },
{ version: 6, value: "T...
Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La
...
escape and unescape were deprecated in JavaScript 1.5 and one should use encodeURIComponent or decodeURIComponent, respectively, instead. You are using the deprecated and new functions together. Why? See: w3schools.com/jsref/jsref_escape.asp
– L...
PHP page redirect [duplicate]
...
Using a javascript as a failsafe will ensure the user is redirected (even if the headers have already been sent). Here you go:
// $url should be an absolute url
function redirect($url){
if (headers_sent()){
die('<script typ...
What's the difference between Html.Label, Html.LabelFor and Html.LabelForModel
...t will be put here:
public class MyModel
{
[Display(Name="My property title")
public class MyProperty{get;set;}
}
In your view:
Html.LabelFor(x => x.MyProperty) //Outputs My property title
In the above, LabelFor will display <label for="MyProperty">My property title</label&...
SQL select join: is it possible to prefix all columns as 'prefix.*'?
...lly well if you're looping through a result set for a list of columns in a scripting language such as Python or PHP.
SELECT '' as table1_dummy, table1.*, '' as table2_dummy, table2.*, '' as table3_dummy, table3.* FROM table1
JOIN table2 ON table2.table1id = table1.id
JOIN table3 ON table3.table1id ...
Yes/No message box using QMessageBox
...ate a Message Box then add buttons :
QMessageBox msgBox;
msgBox.setWindowTitle("title");
msgBox.setText("Question");
msgBox.setStandardButtons(QMessageBox::Yes);
msgBox.addButton(QMessageBox::No);
msgBox.setDefaultButton(QMessageBox::No);
if(msgBox.exec() == QMessageBox::Yes){
// do something
}e...
How can I remove the string “\n” from within a Ruby string?
...dbye\r\n".strip #=> "goodbye"
as mentioned here.
edit The original title for this question was different. My answer is for the original question.
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How should I escape commas and speech marks in CSV files so they work in Excel?
... by a space. So generating the file without spaces like this...
Reference,Title,Description
1,"My little title","My description, which may contain ""speech marks"" and commas."
2,"My other little title","My other description, which may also contain ""speech marks"" and commas."
... fixed the prob...
SensorUtil 传感器工具扩展：在后台和屏幕关闭时保持传感器工作 · App Inv...
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属性 Properties
操作1标题 Action1Title
通知中操作按钮1的标题。
操作2标题 Action2Title
通知中操作按钮2的标题。
操作3标题 Action3Title
通知中操作按钮3的标题。
获取WiFi锁 AquireWiFiLock
指定启动前...
Django Admin - Disable the 'Add' action for a specific model
...(admin.ModelAdmin):
form = QuestionTrackAdminForm
list_display = ['title', 'weight']
readonly_fields = ['title', 'weight']
admin.site.register(MyModel, MyModelAdmin)
Here, "readonly_fields" does the magic. Thanks.
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