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MySQL RegEx: Got error 'empty (sub)expression' from regexp [duplicate]

匿名 (未验证) 提交于 2019-12-03 01:08:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: This question already has an answer here: SQL Regex last character search not working 2 answers I have a column participants which contains a value like "99005|99001|99002|99001999|99004" which are user logins. What exactly I want is to match "99001" without matching "99001999" . Here is my method: SELECT * FROM `bv_sklad_products` WHERE `stage`=4 AND `participants` REGEXP ('^([^\|]+(\|))*(99001|99005)((\|)[^\|]+)*$') AND `start_date` BETWEEN '2015-07-09' AND '2015-07-10' ORDER BY `id` DESC LIMIT 0,100 And the error message I get: Got error

Update Text Box Properly when Cross-threading in Visual Basic (VS 2012 V11)

匿名 (未验证) 提交于 2019-12-03 01:08:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: Here is my question in short: How do I use the BackGroundWorker (or InvokeRequired method) to make thread-safe calls to append text to a text box? Here is my question in with much detail and background: I've been working on a program that copies file from one location to another for backup purposes. I set an option that will save a file when the file is modified using the FileSysteWatcher. Here is the code: Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Me.Load Dim directoryPath As String = Path

Common xlabel/ylabel for matplotlib subplots

匿名 (未验证) 提交于 2019-12-03 01:07:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I have the following plot: fig,ax = plt.subplots(5,2,sharex=True,sharey=True,figsize=fig_size) and now I would like to give this plot common x-axis labels and y-axis labels. With "common", I mean that there should be one big x-axis label below the whole grid of subplots, and one big y-axis label to the right. I can't find anything about this in the documentation for plt.subplots , and my googlings suggest that I need to make a big plt.subplot(111) to start with - but how do I then put my 5*2 subplots into that using plt.subplots ? 回答1: This

How can I add authorization header to the request in WCF?

匿名 (未验证) 提交于 2019-12-03 01:06:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I'm working on a Windows Form application and there's a WCF service that needs to be called. I need to add a header (authorization - custom) to the request before it's sent to the service. I have a custom inspector class as well. I tried the following but the service is not called, somehow, and it returns an exception. public object BeforeSendRequest ( ref Message request , IClientChannel channel ) { MessageHeader header = MessageHeader . CreateHeader ( "Authorization" , "" , "Basic Y19udGk6Q29udGlfQjNTVA==" ); OperationContext .

Find out if 2 lines intersect [duplicate]

匿名 (未验证) 提交于 2019-12-03 01:05:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: Possible Duplicate: How do you detect where two line segments intersect? Determining if two line segments intersect? Given are two lines l1=((A0, B0), (A1, B1)) and l2=((A2, B2), (A3, B3)); Ax, Bx are integers and (Ax, Bx) specify the starts and ends of the lines. Is there a algorithm using only integer arithmetic that determines if l1 and l2 intersect? (Only a Boolean answer is needed.) My own approach was to compute a point near the intersection point with fixed-point arithmetic. The solution (a, b) was then substituted in the following

Problem in opening Sub Activity of ActivityGroup

匿名 (未验证) 提交于 2019-12-03 01:05:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I am working with ActivityGroup and I want to open an sub activity of the ActivityGroup on selection of another tab. Please anyone let me know if it is possible or not? example - I have tab1 and I open a subActivity(say activity "A") in the same tab using ActivityGroup and now when I click on tab2 I should open the same Activity "A" with all its contents. Thanks in Advance. 回答1: I really, strongly urge you to stop using ActivityGroup. This has been deprecated. The fragment support library provides a much better way to do these

Excel VBA Range Merge Cells and offset

匿名 (未验证) 提交于 2019-12-03 01:05:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: This can be copied and pasted directly into excel module and run The issue is in the AddCalendarMonthHeader() The month cell should be merged, centered, and style but it is not. My only thought is the range.offset() in Main() is affecting it but I dont know why or how to fix it. Public Sub Main() 'Remove existing worksheets Call RemoveExistingSheets 'Add new worksheets with specified names Dim arrWsNames() As String arrWsNames = Split("BDaily,BSaturday", ",") For Each wsName In arrWsNames AddSheet (wsName) Next wsName 'Format worksheets

Parse complex JSON sub objects in C with YAJL

匿名 (未验证) 提交于 2019-12-03 01:04:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I have YAJL parsing me simple elements like given in the included example without a problem. (strings, integers, arrays, ...) The example code can be found here: http://lloyd.github.io/yajl/yajl-2.0.1/example_2parse_config_8c-example.html but now I have this type of JSON object: { "cmd":2, "properties": [ { "idx":40, "val":8813.602692 }, { "idx":41, "val":960 }, { "idx":42, "val":2 }, { "idx":48, "val":9 } ] } I can retrieve the command with (see the definitions of used variables in the linked example): const char * path[] = {"cmd", (const

Run-time Error 424 Object Required UserForm doesnt exist

匿名 (未验证) 提交于 2019-12-03 01:00:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I'm attempting to do the things written on this site www.excel-easy.com but when I click the commandbutton (from ActiveX controls) in the worksheet just like what the website instructed, nothing happens. I tried to use a button from form controls, but it says that the error is in this ---> DinnerPlannerUserForm.Show My Code: Sub Button2_Click () DinnerPlannerUserForm . Show End Sub When I used F8, it said the error is here --> Private Sub UserForm_Initialize() Private Sub UserForm_Initialize () 'Empty NameTextBox NameTextBox.Value

Sort macro and data validation macro

匿名 (未验证) 提交于 2019-12-03 01:00:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: My plan is to enter data on a specific sheet(List) and automatically sort by alphabetical order, then create a data validation on the first sheet (TicketSheet). When I enter any date and save I can't open the file again because it crashes. I developed the following code: Private Sub Worksheet_Change(ByVal Target As Range) If Not Intersect(Target, Range("$A:$F")) Is Nothing Then Dim x As Range Set x = Cells(2, Target.Column) Dim y As Range Set y = Cells(1000, Target.Column) If Target.Column = 1 Or Target.Column = 4 Or Target.Column = 6 Then