bde | Basic Development Environment - a set of foundational C++
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kandi X-RAY | bde Summary
Basic Development Environment - a set of foundational C++ libraries used at Bloomberg.
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QUESTION
I am working with a BCM chip. When i call it's sdk, my input pointer *vlan_port was changed to a strange address when breakpoint hit function _bcm_dpp_vlan_port_create. After that i can't retreive it's value. Why my pointer is changed from 0x7f68c89b1b00 to 0xfffffffd.
Here is maps of process:
-
...ANSWER
Answered 2021-Apr-16 at 13:56After that i can't retreive it's value. Why my pointer is changed from 0x7f68c89b1b00 to 0xfffffffd.
Most likely your breakpoint #3 is set at the wrong location (before function prolog is complete), due to this bug in GDB (see also this answer).
If you do next
in GDB, the value will likely go back to 0x7f68c89b1b00
.
QUESTION
I wanted to create a new column in dataframe using lambda in python, in which I have to run a loop on dict having multiple values for a key and map it with other variable on which loop is running for each value in dict if 2 values are being assigned to a key.
below is the code I wrote but was not able to map with each dict value but a value pair as whole
acc['metric'] = acc.apply(lambda x: f'{kind}.{squ.units}.{inv}.{self.name}.{x.label}', axis=1)
so here squ is having key value pair in which units key have multiple values at a point.
metric column output is something like -
...ANSWER
Answered 2021-Apr-16 at 04:21You can loop through the value of squ.units
, return a list then explode() on column metric
.
QUESTION
I am trying to match a bunch of websites but want to keep the top level domain (e.g. gov)/ more site components if they are not .com/ .co/ .it, etc.
examples of target matches
www.example.com
->example
www.example.co.uk
->example
abbonamenti.corriere.it
->abbonamenti.corriere
www.example.gov.uk
->example.gov
I tried using this pattern
re.match(r'^[WWW]*\.*(.*)(?!\.\bCO\b|\bIT\b|\bC\b|\bNET\b|\bORG\b|\bDE\b|\bEU\b).*',"WWW.EXAMPLE.CO.UK").group(1)
but I get EXAMPLE.CO
instead.
Is there a way to impose a sort of "condition" on regex, like match different things depending on the negative lookbehind? New to regex so thank you for your time in advance!
...ANSWER
Answered 2021-Apr-14 at 17:46You may use this regex in python and grab capture group #1:
QUESTION
I am trying to make a function to add / delete / modify fields of Paradox Tables using BDE.dbiDoRestructure (see my other question BDE dbidorestructure returns empty table), but while I get the Table restructured properly and the grid shows the correct number of data-rows, all its data cells are empty.
...ANSWER
Answered 2021-Mar-29 at 11:54This is some code which adds one or more fields to a TTable. On completion, the values in the original fields of the table are correctly displayed in a DBGrid. Other necessary routines are set out below.
To use the code, please create a new project and add a TTable, TDataSource and a TDBGrid connected up in the usual way and also a TButton to its main form.
QUESTION
In my (Delphi Sydney, Win 10) application I use BDE (yes even today). I want to modify its existed (Paradox) tables when I change/alter/drop fields. I found a freeware component (TFieldUpdate v1.1, by Nathanial Woolls) that works except that it can't drop fields and works for a field at a time. So I found here (http://www.delphigroups.info/2/5a/37309.html) another code snipet that hasn't these limitations. I modified it as bellow
...ANSWER
Answered 2021-Mar-24 at 17:28I got nowhere trying to correct your code even after spending several hours on it, so I started again from scratch. I think you will find that the code below correctly removes a field from a TTable while retaining the correct contents of the remaining record fields.
The DeleteField
routine is a stand-alone procedure, but you should find it straightforward to integrate with your existing code. If you want to add or modify fields, I suggest that you start from Mr Sprenger's code as posted in the link. Personally, if I were you I would abandon your RestructureTable as I don't think it is salvageable, I'm afraid.
My Main form has a TTable named DestTable
, a DBGrid and a Datasource connected up as you would expect. I then add the code below.
QUESTION
More of a basic question but I can't seem to get the syntax correct. I am trying to go through a list and then output the Computer Name and BDE status with it.
...ANSWER
Answered 2021-Mar-16 at 16:00Is there something I need to put where the *'s are so that it correlates with the computer/object and the status?
Yes! You're looking for $_
:
QUESTION
So I was looking around the Linux kernel (v 2.6.9) and I found that the boot sector code for i386 and x86_64 architectures have idential code. But isn't the golden rule of programming to keep your code DRY (do not write duplicate code)? So why the Linux maintainers didn't just re-use this file instead of copy - pasting it? I'm trying to learn good and clean code and this confused me. I mean if 2 architectures share the same boot code - just reuse it?
In the Linux source code these two files are exactly the same.
/arch/i386/boot/bootsect.S
and /arch/x86_64/boot/bootsect.S
ANSWER
Answered 2021-Mar-03 at 13:3132-bit x86 (i386) and 64-bit x86 (x86-64) do indeed have some commonalities, e.g. booting to exactly the same environment, and x86 processor in legacy 16-bit real mode.
The duplication between those two did not go unnoticed by the kernel developers either, see e.g. this LWN article (from 2007): i386 and x86_64: back together?. (2.6.9 appears to be from around 2004, so is by now over 16 years old.)
@IanAbbott mentions in a comment that the joining of those two into /arch/x86
eventually happened by 2.6.24 (which was released in January 2008, so about 13 years ago).
QUESTION
I want to extract the ID from this command:
...ANSWER
Answered 2021-Jan-27 at 10:08Use Select-String
's -Context
parameter to indicate that you're interested in the lines surrounding a match:
QUESTION
i am trying to do something quite similar to CRUD action with a v-dialog.
Here is the example: https://vuetifyjs.com/en/components/data-tables/#crud-actions
And here was my code:
...ANSWER
Answered 2020-Dec-13 at 21:59If i see correctly, in the vuetify example v-dialog component in
QUESTION
For example:
...ANSWER
Answered 2020-Nov-14 at 08:04What you are looking for is the product of these sequences. itertools.product
does just this. The only complication is turning the sequences back into strings, which you can do with join()
:
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